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I92: I {?i3[‘g:' ‘ I ‘ 3:23:11. ‘ 3 I "A ,g i .' :1: ”5%; ii ‘4 fl 3"?" » ~ :3: . ‘1 . . . .s‘! x5; ."¢'.' gig“: 2 2" 5’! '1? I: G": .3 “'32: '4; .h . :i‘f‘fig “is; $5533? 4" ’ 1% g; "ii’b‘ 3"? ' 'u .u—m. 0‘ ‘o<- ~ -, fl ‘ V .. x i _ r wa—M‘ W— . ‘ -.._..-> H 173' IV.-- ‘7' _ «MA-il” 4-. a. q a»? “AI-«1 am —- ~4 . ...._ .5.“ “a? a: l 9800 IUIHIHIHHIIIHIHHHIHIUIWIIHtlllllllllllllllllllfl 1293 01812 9613 _ LIBRARY Michigan State University This is to certify that the thesis entitled SUDDEN lN_-_CUSTODY DEATH AND POSITIONAL ASPHYXIA presented by JOHN FRANCIS KENNEDY has been accepted towards fulfillment of the requirements for MASTER OF SCIENCE degree in CRIMINAL JUSTICE Major professor Date MAY 184 1999 0-7639 MS U i: an Affirmative Action/Equal Opportunity Institution PLACE IN REI'URN BOX to remove this checkout from your record. TO AVOID FINES return on or before date due. MAY BE RECALLED with earlier due date if requested. DATE DUE DATE DUE DATE DUE use chIRClDatoDm.p65—p.14 SUDDEN lN-CUSTODY DEATH AND POSITIONAL ASPHYXIA By John Francis Kennedy A THESIS Submitted to Michigan State University in partial fulfillment of the requirements for the degree of MASTERS OF SCIENCE School of Criminal Justice 1999 ABSTRACT SUDDEN lN-CUSTODY DEATH AND POSITIONAL ASPHYXIA By John Francis Kennedy The purpose of this study is to determine the relationship between positional asphyxia, the hog-tie restraint method, prone positions and sudden in- custody death. Contemporary administrative, medical, and legal concerns are identified. Analysis and evaluation of academic journal articles focus on factors related to positional asphyxia, in-custody death, prisoner restraint, training, and policy. An analysis of survey response data obtained from a sample of large law enforcement agencies in the United States is presented to test positional asphyxia as it relates to various forms of restraint and in-custody deaths. Suggestions are made in the areas of prisoner restraint, transportation, liability, policy development, training and equipment in order to aid law enforcement agencies in their efforts to deal with this phenomenon. Copyright by John Francis Kennedy 1999 To my family for their love and support throughout my academic career. Especially to my parents, my dad and my hero, Bruce D. Kennedy, and my mom, ltalia Kennedy, for their love, patience, never ending support and confidence in my abilities, and for always encouraging me to do my best, I dedicate this research. ACKNOWLEDGMENTS Several people have assisted me with the completion of this research. The efforts of some of these people deserve special mention. First and foremost, I wish to thank Dr. Daniel 8. Kennedy, my brother, for his guidance and continued support and cooperation throughout the last several years. I am especially grateful for his unconditional support and guidance. I wish to thank Dr. David L. Carter, my advisor and committee chair, and Dr Dennis M. Payne for their continued support, guidance, insight and dedication. They have made my graduate study a pleasurable and rewarding experience. I would also like to thank Dr. Christina Dejong and Dr. Sheila R. Maxwell for providing insight and valuable guidance for this research and for their assistance. Lastly, I wish to thank Susan E. Trojanowicz and Hazel A. Harden for assisting me in many ways throughout my graduate career at Michigan State University. TABLE OF CONTENTS LIST OF TABLES .............................................................................................. VIII LIST OF ABBREVIATIONS ................................................................................ IX CHAPTER 1 .......................................................................................................... 1 INTRODUCTION .................................................................................................. 1 Statement of the Problem ............................................................................ 2 The Purpose of the Study ............................................................................ 2 Limitations of the Study ................................................................................ 3 Hypothesis Testing ...................................................................................... 5 Hypothesis ................................................................................................... 5 CHAPTER 2 .......................................................................................................... 7 REVIEW OF THE LITERATURE .......................................................................... 7 Sudden Death .............................................................................................. 7 Causes of Sudden Death ................................................................. 8 Theories to Explain Sudden Death .................................................. 9 Alcohol and Drug Intoxication ........................................................ 11 Adrenaline ...................................................................................... 12 Stress and Respiratory Fatigue ...................................................... 13 Neuroleptic Malignant Syndrome (NMS) ........................................ 13 Risk Factors ................................................................................... 14 Positional Asphyxia .................................................................................... 16 Positional Asphyxia Defined ........................................................... 16 Determining Death by Positional Asphyxia .................................... 21 Risk factors For Positional Asphyxia .............................................. 22 Avoiding Positional Asphyxia ......................................................... 24 Cocaine Intoxication and Excited Delirium ................................................. 25 Cocaine .......................................................................................... 25 Excited Delirium (Cocaine Psychosis) ............................................ 26 Hog-tying ................................................................................................... 30 Restraint .................................................................................................... 34 Investigating Deaths In-custody ................................................................. 35 Invesfigafion ................................................................................... 35 Autopsy .......................................................................................... 37 Liability ....................................................................................................... 39 Training ...................................................................................................... 42 Policy Development ................................................................................... 44 Transportation of Prisoners ........................................................................ 46 Prisoner Care ............................................................................................. 48 CHAPTER 3 ........................................................................................................ 50 METHODOLOGY ................................................................................................ 50 vi Universe of Law Enforcement Agencies .................................................... 50 Sampling Frame ........................................................................................ 51 The Instrument ........................................................................................... 52 Distribution of the Instrument ..................................................................... 52 Data Analysis ............................................................................................. 53 Survey Response ....................................................................................... 53 CHAPTER 4 ........................................................................................................ 55 FINDINGS ........................................................................................................... 55 Responses To The Survey Questions ....................................................... 55 Hypothesis Testing .................................................................................... 59 CHAPTER 5 ........................................................................................................ 66 CONCLUSION .................................................................................................... 66 APPENDIX A ...................................................................................................... 75 SURVEY QUESTIONNAIR INSTURMENT ........................................................ 75 APPENDIX B ...................................................................................................... 81 COVER LETTER TO AGENCIES ....................................................................... 81 APPENDIX C ...................................................................................................... 83 FOLLOW UP LETTER TO AGENCIES ............................................................... 83 BIBLIOGRAPHY ................................................................................................. 85 vii Table 1. Table 2. Table 3. Table 4. Table 5. Table 6. Table 7. Table 8. Table 9. Table 10. Table 11. Table 12. LIST OF TABLES Life Situation Categories .................................................................... 10 High Risk Correlates of Sudden ln-custody Death ............................. 16 High Risk Correlates of Excited Delirium (Cocaine Psychosis) .......... 27 Possible Explanations for Deaths when Hog-tied .............................. 32 Response Rate - Survey .................................................................... 54 Response Rate - Prohibit Transportation Prone ............................... 56 Response Rate - Prohibit Hog-tying ................................................... 57 Response Rate - Field Officers Trained to Recognize Positional Asphyxia ........................................................................... 58 Response Rate - Deaths Attributed to Positional Asphyxia Last 5 Years ....................................................................... 59 Prohibit Transport Prone by Deaths Attributed to Positional Asphyxia Last 5 Years ....................................................................... 61 Prohibit Hog-tying by Deaths Attributed to Positional Asphyxia Last 5 Years ....................................................................... 62 Field Officers Trained to Recognize Positional Asphyxia by Deaths Attributed to Positional Asphyxia Last 5 Years ....................................................................................... 65 viii LIST OF ABBREVIATIONS ALS ................................................................................... Advanced Life Support. CPR ..................................................................... Cardiopulmonary Resuscitation. BJS ............................................................................. Bureau of Justice Statistics. NMS ................................................................... Neuroleptic Malignant Syndrome. OC ........................................................................................ Oleoresin Capsicurrn. Chapter 1 INTRODUCTION Today, law enforcement officers are faced with faced with a criminal population that is, among other things, becoming more violent, drug abusing, and gang-affiliated (“Sudden in-custody death,” 1996). In order to subdue these violent and combative individuals, law enforcement personnel commonly use physical restraints (Chan, Vilke & Neuman, 1998). However, there are many problems that can be associated with restraining subjects. These problems generally range from the restraints being "too tight," to seemingly unexplained sudden in-custody deaths. These sudden in-custody deaths usually occur shortly after individuals have been restrained and or taken into custody (Pilant, 1996). When a sudden in-custody death of an arrestee occurs, it is an unexpected and tragic event that has a significant impact on the criminal justice system, the public and the medical community. Police officers make millions of arrests annually without suspects being injured or sustaining any severe medical problems. In a small percentage of these arrests, some suspects suddenly die while in police custody (Ross, 1997). In 1992, a national survey of 223 law enforcement agencies verified 94 restraint related in-custody deaths across the country in period ranging from 1969 through 1992. While these results do not represent a scientific sampling, it was believed they are indicative of the prevalence and seriousness of the problem nationwide (Burgreen, Korosch, Binkerd & Blackboune, 1992). The occurrences of sudden custodial deaths, however infrequent, can be devastating for agencies and officers alike. No law enforcement agency wants to deal with in-custody death situations, especially when restraints have been used (Ross, 1997). Statement of the Problem There has been a large amount of research that indicates positional asphyxia has been incorrectly identified as the primary cause of death for those persons who die in-custody while handcuffed and placed in a prone position or hog-tied, resulting in law enforcement agencies and officers unjustly held liable. Thus, the author will test to determine whether agencies that prohibit the transportation of prisoners in the prone position have any deaths attributed to positional asphyxia. Also tested will be whether agencies that prohibit the hog- tying of prisoners have any deaths attributed to positional asphyxia. Finally, the author will examine whether agencies that train their field officers to recognize positional asphyxia have any deaths attributed to positional asphyxia. The Purpose of the Study The purpose of this study is to determine the relationship between positional asphyxia and in-custody deaths in order to help officers recognize factors contributing to this phenomenon, and enable them to respond in a way that will promote safety and minimize risk of death. This will be accomplished in two ways. First, a review of the current academic, medical and legal literature related to these issues will be presented to further inform and educate officers, trainers and police administrators as to the causes, risk factors, and potential liability associated with sudden in-custody death. Through officer awareness and resultant action, it is anticipated that deaths attributable to this cause will be reduced. Second, an analysis of survey response data obtained from a sample of large law enforcement agencies in the United States is presented to test positional asphyxia as it relates to various forms of restraint and in-custody deaths. The survey instrument was designed to elicit information concerning positional asphyxia as it relates to in-custody deaths of those persons who have died while placed in a prone position or hog-tied during initial arrest and transport. The research hypotheses will be tested, and suggestions will be made in the areas of prisoner restraint, transportation, liability, policy development, training and equipment in order to aid law enforcement agencies in their efforts to deal with this phenomenon. Limitations of the Study This study consisted of analysis of data obtained from 118 state and local police agencies in the United States out of an original sampling frame of 153 agencies. The data were collected by means of a survey questionnaire instrument designed specifically to examine positional asphyxia as it relates to hog-tying, prone positions and in-custody death. The survey questionnaire data received from the responding law enforcement agencies were subject to comparative analysis. In addition, contemporary administrative, medical, and legal concerns were identified by a review of the literature currently available. Analysis and evaluation of academic journal articles focused on factors related to positional asphyxia, in-custody death, prisoner restraint, training, and policy. The study was concerned only with these issues in the United States. The method of content analysis utilized in the study focused only upon the issues the researcher selected for the study. Other possible limitations of this study could result from the following major factors: (1) Deviation in response or a respondent answering a question in an effort to make his or her department look favorable, (2) provincial and geographic differences that may not adequately be reflected in the questionnaire, (3) the study was limited to those cities surveyed, (4) low response rate from those cities surveyed, (5) the method of content analysis utilized in the study was dependent upon existing data of major criminal justice, medical and legal publications designed for professional use, (6) the particular philosophy and beliefs of the publishing organization may have influenced the subject matter selected for review in the publications, and (7) the researcher may have interjected his personal bias in selecting the literary material for review in the professional publications. Hypothesis Testing Statistical analysis theory is used to determine whether hypotheses about the population are true. The survey instrument includes the two primary groups of variables contained in the hypothesis statements. These two groups consist of three independent variables and one dependent variable. The independent variables describe knowledge of certain police related subjects. They are related to specific law enforcement policy and training procedures such as prohibiting transportation of prisoners in the prone position, prohibiting use of the hog-tie method, and agencies that train their field officers to recognize positional asphyxia. The dependent variable describes whether any agencies had any deaths attribute to positional asphyxia. Hypotheses 1. Nuj There is no significant relationship between agencies that prohibit the transportation of prisoners in the prone position and deaths that could be attributed to positional asphyxia. Alternate There is a significant relationship between agencies that prohibit the transportation of prisoners in the prone position and deaths that could be attributed to positional asphyxia. 2. Null There is no significant relationship between agencies that prohibit hog- tying and deaths that could be attributed to positional asphyxia. Alternate There is a significant relationship between agencies that prohibit hog-tying and deaths that could be attributed to positional asphyxia. 3. Ngfl There is no significant relationship between agencies that train their field officers to recognize positional asphyxia and deaths that could be attributed to positional asphyxia. Alternate There is a significant relationship between agencies that train their field officers to recognize positional asphyxia and deaths that could be attributed to positional asphyxia. Chapter 2 REVIEW OF THE LITERATURE Sudden Death Since 1985, sudden and unexpected deaths of persons in police custody have gained increased attention. As a result, many police officers and agencies have been named in lawsuits for alleged wrongful death claims. In many of these cases, the arresting officers used legitimate force techniques to control the violent subjects when they suddenly died for reasons not directly related to the physical aspects of restraint or position (Ross, 1997). Problems can arise for law enforcement agencies when medical examiners, while performing autopsies, cannot pinpoint the actual cause of death. Faced with this dilemma, some medical examiners may incorrectly name positional asphyxia as the primary cause of death, secondary to the forces applied to the subject by the officers just prior to death (Rosazza, 1996). These secondary forces may include methods of restraint, position of restraint and the amount of force used to minimize resistance. Plaintiff‘s attorneys are then quick to place the entire cause of these in-custody deaths on the officers and the agencies when certain restraint techniques, such as hog-tying and prone positions are used (Gallagher, 1996). Sudden in-custody death can be defined as any unintentional death that occurs while a subject is in police or correction custody (Burgreen et al., 1992). These deaths usually take place after the subject has demonstrated bizarre and/or violent behavior, and physical force was used to subdue or restrain the person (Ross, 1997). It is not uncommon for deaths to occur during the restraining process or while persons are in the restraint position on the ground. Deaths have also occurred on gurney mattresses or cushioned car seats in the field, and on the floors of police vehicles (Chan, Vilke, Neuman & Clausen, 1997). Once in police custody, there is a potential for death to occur at any time, from initial contact with law enforcement officers, though the arrest, transport and booking process. Whenever sudden death of suspects occurs during arrest or while in police custody, it is an unexpected and tragic event. Additionally, family, friends, and citizens all become deeply concerned whenever such a death takes place. These deaths have a significant impact on the criminal justice system and the medical community, (Ross, 1997). Law enforcement professionals should be aware that it is very common for damaging rumors to surround these deaths (Reay, 1998). When police misconduct is alleged there exists a potential for controversy and major disturbances have erupted (Radelet & Carter, 1994). Causes of Sudden Death Sudden deaths of individuals in custody remains a complex issue and determining the cause of death in these cases is difficult (Chan, Vilke, Newman 8. Clausen, 1998). The most common cause of sudden death in the general population of middle aged and older adults is fatal cardiac arrhythmia caused by pre-existing natural heart disease, usually severe coronary arteriosclerosis (a chronic disease in which thickening, hardening, and loss of elasticity of the coronary arterial walls result in impaired blood circulation) (Wutzer, 1995). Ross (1997) describes two general types of cardiac death or heart attack, myocardial infarction and arrhythmia. Myocardial infarction occurs as a result of necrosis or death of muscular cell tissue, of a region of the heart, caused by an interruption in the blood supply to the heart. Arrhythmia is an uncontrolled burst of electrical impulses that disrupts the rhythm of the heartbeat and does not present a clear pathology. Many in-custody deaths resulting from cardiac arrhythmia, which is believed to be a sizable percentage, cannot be clearly explained as the end result of heart disease or known risk factors that to lead heart disease (Ross, 1997). Occasionally such heart disease as coronary atherosclerosis will be found in someone who dies in-custody while being restrained and could be the primary cause of death. Coronary atheroscleros is a form of arteriosclerosis characterized by the deposition of degenerative lipids containing plaques and cholesterol on the innermost layer of the walls of large and medium-sized arteries of the heart (Monagan, 1986). Theories to Explain Sudden 0% According to Wutzer (1995), there has been an increased interest among law enforcement practitioners in new theories that attempt to explain sudden death of those who die while being restrained and in-custody. The majority of deaths during restraint occur in young males who are able to struggle vigorously against restraint attempts and who do not have pre-existing heart disease. Engel (1971) identifies several potential life situations that may induce sudden death though cardiac failure or heart attack in healthy individuals. These life situations can be classified into several categories (see Table 1). Common to these events is most people will experience them in their lifetime. Table 1. Life Situation Categories On receiving the news regarding the death of a close person Observing the collapse or death of a close person During acute grief; on threat of or loss of a close person During mourning or on an anniversary While in personal danger During threat of injury or after the danger is over During reunions, triumph or happy endings Some theories propose that a combination involving two instinctual or biological survival systems are conducive to lethal cardiac events, especially in those individuals with pre—existing cardiovascular disease. These two survival systems are identified as the fight or flight and conservation-withdrawal systems. Death occurs as a result of either overwhelming excitation (fight or flight), giving up (conservation-withdrawal) or a combination of the two (Engel, 1971). Other theories suggest death is a result of victim abnormalities. These theories rely upon a supposition that persons exhibiting alcohol or drug 10 intoxication, aggressive behavior, mental disorder, minimal response to chemical agent application or obesity are in some way predisposed to sudden unexpected death when taken into police or correction custody (Wutzer, 1995). Alcohol and Drug Intoxication Perry and McDonough (1995) suggest that sudden in-custody death may be due to positional asphyxia as a result of alcohol or drug induced unconsciousness. Because of their intoxicated state and body position, subjects do not realize they are suffocating (e.g., neck hyper-flexed) and they cannot place themselves in a better position to breathe. Acute alcohol and or drug intoxication can decrease respiratory function by reducing the body’s ability or drive to breathe (Perry & McDonough, 1995). Subjects may die suddenly from pulmonary asphyxia, inhalation of vomitus gastric contents, during a convulsion while in transport or after a few hours in confinement. Alcohol intoxicated subjects experiencing delirium tremens or seizures pose a greater risk of sudden death (Pilant, 1996). Additionally, the risk of sudden death is 25 % greater in persons who use both alcohol and cocaine. The use of cocaine and alcohol creates cardiotoxic effects, which significantly increases the risk of sudden death (Perry & McDonough, 1995). Law enforcement personnel need to be extremely alert to the intoxicated state of prisoners during arrest and the initial hours of confinement (Ross, 1997). 11 Adrenaline Another medical explanation suggests that extreme levels of agitation caused by fear, panic, anxiety or rage (often demonstrated during arrest) produces an adrenal hormone (epinephrine or catecholamine) overload (Ross, 1997). A flood of released hormones during a violent struggle can induce abnormal heart rhythm (Price v. County of San Diego, 1998). A flood of released hormones, together with preexisting heart disease, hypertensive hearts, drugs, alcohol, and stress presents a significant risk factor for sudden death (Ross, 1997). Also, the consumption of certain drugs, alcohol and stress can also lead to abnormal heart rhythm (Perry & McDonough, 1995). When hormones flood the circulatory system during extreme stress and energy output, tiny cardiac muscle fibers may rupture causing a short-circuit of the heart's conduction system. Also, an abrupt increase in flow of these adrenal hormones can cause coronary vessels to constrict requiring the heart to compensate by pumping in high bursts. These combined effects can result in ventricular fibrillation, an often fatal form of arrhythmia, characterized by rapid irregular fibrillar twitching of the ventricles of the heart in place of normal contractions resulting in a loss of pulse. Once in ventricular fibrillation, death can occur in minutes. Such deaths many times result in a negative autopsy finding (Ross, 1997). 12 Stress and Respiratory Fatigue Individuals who are in stressful situations can experience abnormal releases of adrenal hormones causing arrhythmia and sudden death. Research indicates that in approximately 20 % of arrhythmia cases, individuals have experienced acute physical stress in the proceeding 24 to 36 hours (Ross, 1997). Combative subjects who are overwhelmed by the stressful situations during the struggle against being restrained may experience unexpected respiratory collapse. The respiratory collapse is believed to be a result of the physical exhaustion. Struggling violently with officers prior to being restrained may place additional stressors on the heart or make a subject more vulnerable to respiratory muscle fatigue (Pilant, 1996). During violent confrontations and struggles, subjects are more vulnerable to respiratory muscle fatigue because of deficits of energy created by the violent muscle activity before they are placed in their final restrained positions. Stress can cause sudden cardiac arrest and death (Reay, Flinger, Stilwell & Arnold, 1992). Neuroleptic Malignant Syndrome (NMS) In the late 18005, psychotic patients who died suddenly from apparent natural but undetermined causes were often given the diagnosis of "acute exhaustive mania” (Wutzer, 1995). Acute exhaustive mania or neuroleptic malignant syndrome (NMS) is frequently fatal and occurs in people who are taking anti-psychotic agents or tranquilizing drugs, especially those drugs used in 13 treating mental disorders (Pilant, 1996). Some of the classic symptoms of NMS are: physical exhaustion; dehydration; muscular rigidity (hypertonicity); elevated body temperature (hyperthermia); altered consciousness (stupor, coma, etc); and dysfunction of the autonomic nervous system that controls heart rate, blood pressure, ventilation and other involuntary functions (Reay et al., 1992). NMS has been seen in both psychiatric and medical patients. Some training materials currently in circulation highlight NMS as associated with sudden in-custody death syndrome. NMS was also described in 1960 as a rare complication of chemotherapy with anti-psychotic drugs (tranquilizers) such as haloperidol, and fluphenazine. MNS can develop over a 24-72 hour period. MNS is not associated with violent acts, criminal offenses or combativeness during restraint by police. In fact, NMS victims are frequently ill to the point of incapacitation and are unable to struggle (Wutzer, 1995). Risk Factors After reviewing literature on 148 cases from 1970 to 1996, Ross (1997) determined that the likely candidate of a sudden in-custody death will be male and approximately 36 years old. He most likely will be stricken on scene or during transport and die within six hours after the incident. Race does not appear to be a factor in these deaths. The following aggravating risk factors are commonly associated with this phenomenon: cocaine, alcohol and/or drug intoxication; obesity; excited delirium; restraint stress; and maximum fatiguing of 14 the muscular system. Of significant importance is alcohol poisoning or acute drug intoxication (e.g., cocaine and or methamphetamine) (Ross, 1997). Granfield, Onnen, and Petty (1994) conducted a similar study of 30 in- custody deaths between August of 1990 and December of 1993. All subjects behaved in a combative and/or bizarre manner and struggled with the police. In the majority of these cases drugs and/or alcohol were involved; Oleoresin Capsicum (OC) spray was either ineffective or less than totally effective. Subjects were restrained subsequent to OC spraying and deaths occurred either immediately or soon after the confrontation. Burgreen et al. (1992) suggest that Law enforcement professionals and police administrators should be aware of some of the high risk correlates of sudden in-custody death (see Table 2). Even though in-custody deaths are rare, they tend to share common elements that occur in some basic sequence. For example, subjects will often display bizarre, violent or frenzied behavior and, almost always, will be intoxicated with drugs and/or alcohol (Frost & Hanzlick, 1998). Usually, they will engage in violent struggles with the police requiring the officers to employ some type of restraint technique. During or immediately after the struggle, the subjects may become unresponsive, go into cardiopulmonary arrest, and fail to respond to resuscitation (Granfield et al., 1994). 15 Table 2. High Risk Correlates of Sudden In-custody Death Delirium or psychosis Seizures Feeling "bugs" on or under skin High blood pressure Violent behavior High pulse rate Superhuman strength Aggression toward objects Dilated pupils Thrashing after restraint Paranoia Jumping into water Hallucinations Yelling Hyperthermia Obesity Undressing in public Self-inflicted injury Hiding behind objects Hearing voices Drug & alcohol intoxication Positional Asphyxia Positional Asphyxia Defined Dr. Ronald Reay, Chief Medical Examiner in King County Washington, has written extensively about positional asphyxia since the mid-19803 and is considered by some as a leading expert regarding this issue. Dr. Reay and his associates define positional asphyxia as a position of the body that interferes with respiration resulting in asphyxia (Reay et al., 1992). More recently, the term positional asphyxia has been used to describe the deaths of individuals who were reportedly found in body positions that caused either external airway 16 obstruction, inadequate ventilatory function or interfered with normal breathing (Chan et al., 1997; Chan, Vilke & Neuman, 1998). It is important not to confuse positional asphyxia with a similar term known as “mechanical asphyxia." Mechanical asphyxia is used to describe when actual mechanical restraints such as vests and jackets accidentally wrap around the neck of individuals resulting in strangulation (Chan, Vilke & Neuman 1998). Bell, Valerie, Wetli and Rodriguez (1992) suggest that when describing positional asphyxia, emphasis should not be put on the restraint methods used such as hog-tying. Instead positional asphyxia occurs when a subject’s head is in a hyper-flexed position (e.g., head flexed against an object, restricting breathing). This is commonly observed, for example, when an alcoholic loses consciousness as a result of excessive intoxication and falls off of the sofa into a restrictive position with his or her head and neck flexed against the wall. Intoxicated individuals have also been found dead with their faces buried in the pillow, sitting upright with the head flexed or found lying over the side of a bathtub, severely restricting both diaphragm and chest wall movement (Bell et al., 1992). Bell et al. (1992) report that death by positional asphyxia involves three main criteria. First, the decedent must be found in a position that interferes with pulmonary gas exchange (breathing). This can range from an object covering the mouth, to the restriction of the diaphragm and chest. Second, there must be an apparent inability of the person to escape the position. Third, other causes of death, both natural and unnatural, must be excluded with a reasonable degree of certainty by means of an autopsy. In all cases of positional asphyxia there should 17 be one or more contributing factors that provide an explanation for the subject’s inability to correct him or herself from the harmful and potentially lethal position. Such contributing factors can include alcohol and/or drug intoxication, injury, illness, physical disability, and entrapment or restraint (Reay et al., 1992). Measurable physiologic effects have been reported for healthy individuals who were placed in the maximum restraint or hog-tie position after exercise. These individuals reportedly experienced a decrease in blood oxygen levels. Also, prolonged recovery times were required for them to recover to baseline (normal) heart rates and oxygen saturation levels (Reay, Howard, Filigner & Ward, 1988). The application of hog-tie type restraint technique and resulting position of the subject’s body in a confined space were defined as critical factors leading to respiratory compromise and death (Reay et al., 1992). According to Reay (1993), death from positional asphyxia in a law enforcement setting is exceedingly uncommon. However, when such deaths do occur, the majority take place during police transport situations (Rosazza, 1996). Some researchers (Granfield et al, 1994) suggest positional asphyxia deaths tend to occur when subjects are hog-tied, unless seated upright in police vehicles. These subjects may become quiet and inactive after several minutes of transport. Respiratory difficulty is exhibited, and subjects subsequently stop breathing. Similarly, Pilant (1996) suggests that positional asphyxia occurs when a subject is maximally restrained, usually in the hog-tied position, and placed prone on the ground or on the back seat of the patrol car, thus somewhat restricting his or her ability to breathe. The harmful positional effect is realized 18 through either interference with muscular respiration, obstruction of the airway or from some combination of the two. As a result, positional asphyxia has become significantly associated with sudden in-custody death. Others may have interpreted such reports in the literature as scientific evidence that the hog-tie restraint position impedes chest and abdominal movement thereby causing death by asphyxiation (Chan, Vilke, Newman & Clausen, 1998). Thus, the common law enforcement practice of transporting particularly violent suspects in a maximally restrained and prone position in the back of a police vehicle has been discouraged. It was believed that these restraint positions generally did not allow for sufficient monitoring of prisoners. Also the prisoners may not be able to move themselves into another position to relieve breathing difficulty. In response, some law enforcement agencies have prohibited the transportation of prisoners in the hog-tie or prone positions (Burgreen et al., 1992). In contrast, Laposata (1993) suggests that the study reported by Reay et al. (1988), was incorrect. The evidence presented (the three cases cited) was insufficient to attribute positional asphyxia alone as the cause of death. Supporting this argument, Chan et al. (1997) report that oxygenation increases rather than decreases with exercise. Their findings were consistent with previous well-established work on exercise physiology. They found no evidence of hypoxia (decrease in oxygen) or hypercapnia (increase in carbon dioxide) during exercise or during rest in the hog-tie position. In fact, hypercapnia decreased. Furthermore, there was no evidence of ventilatory failure, significant 19 hypoventilation (decreased breathing) or asphyxiation as a result of body positioning while subjects were in the hog-tie position (Chan et al., 1997; Laposata, 1993). A more recent study of normal individuals concludes that the hog-tied prone position should be viewed as not producing significant physiologic respiratory compromise and does not produce any serious or life-threatening respiratory effects (Reay, 1998). Accordingly, in 1998, pathologist Donald Reay changed his views on the issue of the hog-tie restraint position. Dr. Reay acknowledged that the work he had done regarding positional asphyxia and the hog-tie position was in error stating that in fact there were no problems in terms of respiratory recovery when just considering the hog-tie position (Price v. County of Si Dieqo, 1998; “Ruling breathes life,” 1998). However, this is not to say that positional asphyxia cannot or does not occur during the arrest, restraint and transportation of subjects. In cases of positional asphyxia, investigators usually find the deceased in a position that resulted in failure to maintain an open ainNay or adequate breathing function. (Chan, Vilke & Neuman, 1998; Bell et al., 1992). Most commonly, victims were found in positions that resulted in upper airway obstruction, including head-neck hyperflexion and lying face down on suffocating objects. Acute alcohol intoxication was a major risk factor for asphyxiation and may have explained why many of these individuals were unable to alter their body position to avoid positional asphyxiation (Perry & McDonough, 1995). 20 Deaths have also been reported involving suspects with acute cocaine psychosis when they are restrained and placed in a face down or in a prone position (Reay, 1998). This position is thought to compress the chest and cause breathing restriction. When death occurs, the position of the body must be evaluated whenever the person is placed face down and restrained, regardless if hog-tied or not. However, what is not known is how much the restraint and position actually contributes to the death (Reay, 1998). The clinical or forensic relevance of the prone position and the physiologic effects in each case, if any, requires thoughtful consideration unless, for example, one is prepared to recommend the sitting position during sleep to prevent asphyxiation (Chan, Vilke, Newman & Clausen, 1998). Determininq Death by Positional Asphyxia According to Bell et al. (1992) and Reay et al. (1992), the diagnosis of positional asphyxia should be considered when the circumstances surrounding death indicate the following: (1) The circumstances surrounding death indicate a body position that could interfere with respiration. This may involve either a restrictive or confining position or a simple flexion of the head onto the chest. In either case a partial or complete external ainrvay obstruction or neck compression is a result of the position and there is no evidence of obvious internal airway obstruction (e.g., fatal food aspiration). (2) Evidence indicates that the decedent placed himself or herself in that position inadvertently and without the deliberate action of another person. (3) The person could not remove himself or herself 21 from the fatal position (e.g., because of chemical intoxication or dementia). (4) Historical information indicates difficulty in breathing or unusual physical respiratory signs such as cyanosis (bluish discoloration of the skin), gurgling, gasping or any other physical signs that could be interpreted as evidence of respiratory distress. (5) There is absence of significant or catastrophic anatomic pathologic changes at autopsy that would conclusively account for death, including such catastrophic events as intracerebral hemorrhage or myocardial infraction (ruptured muscular tissue of the heart). (6) There is no evidence of significant cardiac disease. And (7) clearly toxic or fatal levels of drugs or chemicals that are ordinarily incompatible with life (including carbon monoxide, cyanide, and lethal levels of therapeutic and abused drugs) are absent from body fluids. Reay et al. (1992) suggest that the best explanation for deaths supported by the previous list of circumstantial events was positional asphyxia. Furthermore, it is incumbent on the medical examiner and the coroner responsible for investigating deaths of these types to utilize all of the information generated during the investigation to identify the appropriate cause of death (Reay, 1998). Risk factors For Positional Asphyxia Over a 9-year period, Bell et al. (1992) studied thirty cases of positional asphyxia in the Dade and Broward County (Florida) Medical Examiner Offices. In the majority of cases, chronic alcoholism or acute alcohol intoxication was 22 determined to be a significant risk factor associated with positional asphyxia. Victims were commonly found in a restrictive position producing hyperflexion of the head and neck. Bell et al. (1992) revealed several other factors that can increase a subject's susceptibility to sudden death when restrained or hog-tied. These factors include obesity, psychosis (e.g., paranoia, schizophrenia, etc.) and drug or alcohol induced psychotic behavior. In some cases, a large bulbous abdomen or fat belly is thought to present a significant risk because it forces the contents of the abdomen upward within the abdominal cavity when the body is in a prone position. This may put pressure on the diaphragm (muscle responsible for respiration), restricting movement and interfering with a person’s ability to breathe (Reay, 1996). It has been also been suggested that mechanical displacement of the abdomen by the convex contour of the floor and the edge of the car seat can accounted for loss of effective diaphragmatic movement preventing adequate breathing which can lead to hypoxia and death. However, the more likely case of mechanical displacement of the abdomen occurs when alcoholics are found lying over the side of bathtubs, thus severely restricting both diaphragm and chest wall movement (Bell et al., 1992). Another risk factor suggested for positional asphyxiation is drug or alcohol induced psychosis. Drugs such as methamphetamine, cocaine and LSD create a state of delirium frequently accompanied by violent muscular activity. The mind- altering character of these drugs, combined with the added outbursts of violent 23 and vigorous muscular activity, can cause individuals to lose their breath more quickly than expected (Chan, Vilke & Neuman, 1998; Reay, 1996; 1998). Of significant importance is alcohol poisoning or acute intoxication. In many of these cases, subjects are reported to be violent and agitated either from drug and alcohol intoxication or from psychiatric illness. During transport, the subjects can become unresponsive and go into cardiopulmonary arrest (Chan, Vilke & Neuman, 1998). On autopsy, no clear lethal anatomic or toxicological findings are usually noted (Rosazza, 1996). Positional asphyxia was believed to have been the primary cause of death when the hog-tie restraint method was utilized. However, after complete investigations and autopsies, deaths were attributed to cocaine intoxication, possibly complicated by other factors including disease and restraint stress (Chan, Vilke & Neuman, 1998). Other pre-existing physical conditions can also contribute to positional asphyxia and sudden in-custody death. Any condition that impairs breathing under normal conditions will put a subject at a higher risk of respiratory failure when a situation escalates to the point that hog-tied restraint must be employed. Heart disease, asthma, emphysema bronchitis and chronic pulmonary disease fall into this category (Reay, 1996). Avoiding Posfional Asphyxia It is not uncommon for subjects to exhibit violent, combative behavior and fight or struggle with the police (Chan, Vilke & Neuman, 1998). Officers should attempt to determine if the subject used any drugs (e.g., cocaine or 24 methamphetamine) or alcohol. If possible, without exposing the officer to any great risk, the restrained individual should be placed in the lateral position rather than in the prone position, or sat in an upright position. When the hog-tie restraint technique is used, there should be enough slack in the restraints to allow for ventilatory motion of the chest wall muscles. The officers must monitor the restrained subject closely for any signs of becoming suddenly calm and unresponsive. They must have immediately available means of releasing the restraints and providing advanced life support service (ALS) when necessary (Stratton, 1995; Stratton, Rogers & Green, 1995). Cocaine Intoxication and Excited Delirium Cocaine Cocaine is a drug that stimulates the central nervous and cardiovascular systems. Pharmacologically, cocaine elevates heart rate, constricts blood vessels, raises blood pressure and increases body temperature. These effects have produced lethal anatomic catastrophes in individuals without underlying preexisting anatomic disease(s). Cocaine usage may cause death in cardiovascular episodes where there is no anatomic abnormality. Seizures and death have been documented in recreational users who chronically use even small amounts of cocaine (Granfield et al., 1994). Long term cocaine abuse produces alterations, hypertrophy (enlargement of organs) and fibrosis (excessive fibrous tissue) in the heart and brain. These alterations of the heart and brain are sufficient to cause death even when blood 25 levels of cocaine are negligible (Ross, 1997). Chronic use of cocaine lessens the brain’s threshold of sensitivity thereby increasing the risk of seizure at any time. Long term cocaine users are often hyperadrenergic (suffer from high levels of adrenaline and circulating catecholamines) and may have tachycardia (rapid heart beats) (Kareh & Wetli, 1995). It is believed that cocaine intoxication is a contributing factor in approximately 45 percent of the reported sudden death cases (Ross, 1997). Excited Delirium (Cocaine Psychosis) Cocaine induced excited delirium, also known as cocaine psychosis, results from an acute drug reaction from cocaine. It is commonly associated with varying quantities of cocaine and is most notable in chronic cocaine abusers. Excited delirium or psychosis has also been observed in subjects who have consumed LSD, PCP and methamphetamine. In the forensic literature, cocaine psychosis is a known risk factor of sudden death and it has been linked to approximately 37 percent of the deaths that have occurred in-custody (Ross, 1997) According to Burgreen et al. (1992) and Gallagher (1996), Law enforcement professionals and police administrators should be aware of some of the high risk correlates of excited delirium or cocaine psychosis (see Table 3). These correlates closely resemble many of the same signs and symptoms of those persons suffering from mental psychosis and those individuals at risk for sudden in-custody death (see Table 2). Most of the reported cases of excited or 26 agitated delirium have involved young men who were in this state as a result of intoxication from recreational drugs or psychiatric illness (Ross, 1997). Table 3. Hiqh Risk Correlates of Excited Delirium(Cocaine Psychosis) Acute onset of bizarre and violent behavior Hiding in bushes or behind cars Thrashing after being restrained Aggression toward objects Aggression towards glass Desire to inflict self-injury Combativeness Extreme paranoia Delirium or psychosis Superhuman strength Hallucinations Yelling Hypothermia Disrobing Hearing voices Elevated temperature Sweating profusely Foaming of the mouth Jumping into water Illusions Dilated pupils Aggression Hyperactivity A significant factor in cocaine induced excited delirium is hyperthermia, an increase in body temperature (Karch & Wetli, 1995). It is not uncommon for the subject's body core temperature to range from 103 to 106° F (Burgreen et al., 1992). A good indicator of excited delirium is the detection of drugs such as cocaine in the blood during autopsy. However, the blood level of cocaine present in the body can be notably lower than what is commonly observed in fatal overdoses. Also, mentally ill patients who have stopped taking their medication may show no indication of drugs in their blood stream and still suffer from excited delirium (Ross, 1997). According to Reay (1998), one consequence of excited delirium is that the subject may be particularly vulnerable to restraint induced sudden death because excited delirium itself compromises breathing. Positional asphyxia then occurs as a result of the restraint maneuver and the resting body position of the subject once breathing is compromised. Thus, the body position must be viewed as interfering with respiration and the primary factor in the causation of death. Usually, subjects suffering from positional asphyxia experience brain injury and cardiac failure within 3 to 5 minutes once respiration is compromised and hypoxia (lack of oxygen) occurs (Reay, 1998). In other cases, death can be delayed 10 to 20 minutes from the onset of asphyxia. Therefore it is critical to immediately institute cardiopulmonary resuscitation in an effort to recover function to avoid hypoxic brain injury and death (Reay, 1998). Some researchers suggest that the condition of cocaine induced excited delirium is a potentially lethal medical emergency. High-risk individuals, when in this manic state, can die regardless of body position no matter how carefully they are restrained. Increasingly, subjects suffering from cocaine induced excited delirium are dying in the hospital, despite the immediate availability of medical equipment and the application of advanced life support (ALS) techniques (Burgeen et al., 1992). Many individuals suffering from cocaine induced excited 28 delirium die without ever being restrained and are more likely to die in the summer, especially when the weather is warm and humid. Also, it is not unusual for subjects to die at the scene or during transport by paramedics to the hospital. The few victims who live long enough to be hospitalized may succumb to disseminated intravascular coagulation, rhabdomyoiysis (fibrous tumors), and kidney failure (Chan et al., 1997). According to Chan et al. (1997), ilntoxication, breathing compromise, stress and trauma caused by the excited delirium play a greater role in causation of death, as opposed to asphyxiation strictly due to body position. The majority of restrained individuals who die were under the influence of recreational drugs (stimulants), such as cocaine and amphetamines (Ross, 1997). These drugs increase oxygen demand and muscle fatigue and decrease overall respiratory function. Additionally, many subjects had suffered traumatic injuries and or emotional stress before and during placement in the restraint position. Generally, emotional stress leaves no identifiable trace during autopsy (Ross, 1997; Stratton etaL,1995) When police officers are confronted with an individual suffering from excited delirium, it is not uncommon for that subject to become violent, exhibit extreme strength, suffer from hyperthermia, and sweat profusely (Burgeen et al., 1992). The subject may appear to be psychotic and have a significantly diminished sense of pain. Accordingly, police officers must restrain such an individual. Several officers are often required for apprehension and arrest due to the violent struggle that generally ensues. Often, the force used by the police has 29 minimal effect on the subject and he or she continues to struggle after being restrained. The subject may then suddenly collapse and die, without warning, on the scene or during transport (Granfield et al., 1994). Many times when dealing with cocaine intoxication and excited delirium the mechanism of death appears to be uncertain (Reay, 1996). Death generally occurs within an hour after the onset of symptoms or after being restrained. Death frequently occurs in the back of a police car. As previously noted, hyperthermia seems to be the key in those incidents resulting in death. Persons with normal or slightly elevated body temperature have a greater chance of survival (Ross, 1997). Furthermore, the autopsy is generally nonspecific, revealing only those injuries sustained from the struggle with the police (Granfield et al., 1994). Hog-tying Law enforcement personnel often encounter individuals who are agitated, violent and out of control. These individuals may be suffering from a variety of aliments, such as drug and or alcohol intoxication, excited delirium and emotional stress (Reay et al., 1992). Generally, they must be subdued or restrained in order to prevent injury to themselves or others or they must be arrested for the crimes they have committed. One method commonly used by law enforcement officers to incapacitate an out of control suspect is the hog-tie restraint position (Rosazza, 1996). The hog-tie restraint position, also known as hobbling, 4-point restraint or the maximal restraint position, is defined as an individual placed in 30 the prone position with his or her wrists handcuffed or tied together the back, and ankles bound together and secured to their wrists (Kareh & Wetli, 1995; Reay, 1996). Recent attention has focused on the use of the hog-tie restraint method because of the role hog-tying is thought to play in custodial deaths. Reay et al. (1992) assert that the hog-tie restraint position impairs normal breathing function by compressing the chest and abdomen, creating an oxygen deficit. Death results from positional asphyxia due to these adverse physiologic effects. Additionally, adverse effects are created by the hog-tie, prone, and semi-prone positions when an individual is placed in a confined space, such as in back of a police car. Recent medical literature describes numerous deaths allegedly occurring when individuals were placed in the hog-tie restraint position while in law enforcement custody. In many of these cases, the deaths were attributed to positional asphyxia (Chan, Vilke & Neuman, 1998). Hog—tying has accounted for approximately 59% of the positional asphyxiation deaths (Ross, 1997). The theory that hog-tying or simply placing a suspect face-down with hands cuffed behind the back, after a violent struggle, can cause death by positional asphyxia is appealing to some forensic pathologists because it assists them in determining a cause of death when there is no clear anatomic evidence. The theory also appeals to the families of individuals who die in custody because it allows them to blame someone other than the deceased (Chan, Vilke & Neuman, 1998). When a hog-tied subject dies, forensic pathologists generally 31 attribute the death in whole or in part to positional asphyxia resulting from respiratory compromise (Reay, 1996). Subsequently, this commonly used and effective technique (hog-tying) has been largely discouraged by many law enforcement agencies (Pilant, 1996). The problem with this theory is that no one has confirmed it to be true. There are no data available to support many of the conclusions drawn in the case report literature regarding positional asphyxia, hog-tying, individuals placed in the prone position, and death (Reak, Decker & Gunt, 1998). Pilant (1996) suggests that other correlates are more important in explaining the deaths of these individuals (see Table 4). Table 4. Possible Explanations for Death when Hog-tied Excited delirium Hyperstimulation Drug alcohol intoxication Muscle fatigue Catecholamine stress on the heart Alcohol intoxication Hyperthermia Stress Physical exhaustion Restraint stress Trauma Chan, Vilke, and Neuman (1998) indicate that alcohol substantially increases the risk of sudden death when combined with cocaine. The cardiotoxic effect of alcohol increase the cardiotoxic effects of cocaine, thus increasing the 32 risk of overdose and death. Alcohol or drug intoxication and a psychotic state can be a lethal mixture increasing the likelihood of sudden death when a subject is hog-tied. Some of these correlates closely resemble those of persons at risk for sudden in-custody death and or suffering from excited delirium or cocaine psychosis (see Tables 2 and 3). Acute methamphetamine intoxication or excited delirium is a highly lethal illness that may, in itself, cause death regardless of whether or not the hog-tie restraint is used or if a struggle was involved. Additionally, mental patients and persons under the influence of drugs die while being restrained in all sorts of positions, including face-up in bed and sitting upright in chairs (Reak, et al., 1998). Stratton, Rogers and Green (1995) report that deaths have occurred without successful resuscitation despite equipped and trained ALS support (ALS) personnel witnessing the cardiopulmonary arrests and attempting resuscitation. Supporting this position, Ross (1997) and Chan, Vilke, and Neuman (1998) suggest that the evidence to cite positional asphyxia alone as a cause of death is insufficient, and the hog-tie position is not "in itself" a position that would be expected to be fatal within minutes. Furthermore, Price v. County of San Diegg (1998), a United States District Court for California has taken the position that there is no respiratory component to the hog-tie position. If all of the signs and symptoms of methamphetamine use or excited delirium, absent other pathological findings, are present, death will most likely be completely consistent with toxic delirium secondary to methamphetamine or cocaine use which in turn causes cardiac arrest. To assume something else would be incorrect. 33 These examples indicate that other factors, not positional asphyxiation as a result of hog-tying, cause death. Although it may be slightly more difficult to breathe in a prone position, people survive in such a position all the time, even when they are highly stressed and exhausted. People sleep on their stomachs, have sexual intercourse on their stomachs, wrestle on their stomachs and soldiers fight on their stomachs (Reak et al., 1998). Restraint The most common tools that law enforcement officers use for effectuating arrests and controlling disorderly prisoners are restraints. Law enforcement officers generally use restraints to protect themselves, the prisoner, and others nearby (Stratton, 1995). When using restraints the officers must determine the level or type of restraint that is most appropriate. The level and type of restraint is usually determined by the actions of the arrestee and the type of vehicle used for transportation (Rosazza, 1996). Also, during the arrest and restraint process, the responding officers cannot be responsible for recognizing or diagnosing the underlying cause of the subject’s disturbed behavior. In many cases it is not possible for the officers to stop the restraint process to inquire about the subject's medical history (Pilant, 1996) Deaths during restraint can involve interference with the victim's ability to breathe, usually by chest or neck compression. Restraint of a subject which employs methods that interfere with the muscular mechanics of breathing, can be considered the use of potentially lethal force. Such restraint methods include the 34 arm bar hold, squeezing the neck with the hand(s), and kneeling or sitting on the upper back or chest (Wutzer, 1995). Additionally some researchers suggest that there is a direct connection between a subject's wild behavior and a greatly increased risk of death. This increased risk of death exists regardless of the type of restraint and the level of force used (Reay, 1993). One of the potential lethal arrest complications when using physical restraint is restraint stress resulting in sudden death. Similar to excited delirium, death can occur from fatal cardiac arrhythmia, which is believed to be a result of an individual’s perception of over whelming stress, the physical struggle against the restraint, and the release of hormones that may cause ventricular arrhythmia (Ross, 1997). In addition to restraint stress, other causes of death may include asphyxiation due to respiratory muscle fatigue and restraint asphyxia. Asphyxiation due to respiratory muscle fatigue can occur as a result of extreme exertion and struggle against restraints (Stratton et al., 1995). Restraint asphyxia may occur when a suspect’s chest is compressed after being forced to the ground during the arrest process. When officers apply their own body weight to the suspect’s chest area to obtain control, the subject may be unable to expand or contract his or her chest freely during the breathing process (Reay, 1998). Investigating Deaths ln-custody Investigation When a subject dies while in custody, police agencies must provide comprehensive written and photographic documentation of the prisoner's death 35 for the proper disposition of administrative, public, and legal issues and questions that will most likely arise (Luke & Reay, 1992). Answers to such questions may help to establish a timeline of events surrounding the death. Officers should carefully document the type and amount of forced used, the behaviors and medical condition (if known) of the subject, the type of restraint equipment utilized, and the nature of the transport and monitoring procedures employed. If the subject is transported to a medical facility by the arresting officer(s), the officer(s) need to communicate to the medical personnel the nature of the arrest, the subject's behaviors, the restraint methods used, and the nature of the transport (Ross, 1997). A detailed description of events that led to and occurred during the arrest and restraint of the subject is essential (Frost & Hanzlick, 1988). The officer’s report should include explicit witness statements about the subject's behavior, noting any unusual physical respiratory signs, such as vocalizing, gurgling, gaSping, and difficulty breathing, as well as complete circumstantial information about the arrest, take-down, and restraint methods used (Granfield et al., 1994). The report should also indicate if the sudden death of the subject occurred without successful resuscitation despite equipped and trained ALS personnel witnessing the cardiopulmonary arrests and attempting resuscitation, and if the death occurred during transport by medical personnel (Reay, 1996). Supervisors should also review arrest and transport documentation to ensure the proper adherence to policy (Ross, 1997). 36 According to Reay (1998), when these types of death do occur, questions are frequently asked. These questions usually include the following: ( 1) Was unnecessary force used during arrest? (2) Was the person physically abused by the officers? (3) Were unlawful acts of violence or misconduct committed by the officers? (4) Was serious and obvious illness in the person ignored or overlooked by the police? (5) Were legitimate complaints minimized or disregarded? (6) Was medical attention provided to the subject when needed for injuries or illness? (7) Were there any steps taken to prevent the occurrence of the incident? (8) Did the authorities monitor the subject sufficiently? And (9) were every reasonable means taken to protect the safety and welfare of the subject from any form of self-directed violence? Law enforcement agencies should release as much information as possible, because to withhold information may only serve to create an atmosphere of suspicion. In cases where the cause of death has been clearly established, it serves no purpose to conceal information from the public. However, when information is a mixture of hearsay and fact, it may be wise to avoid releasing details concerning the death until such time as the facts are clearly established (Reay, 1998). Autopsy The autopsy is considered by some to be one of the most important aspects of the investigation (Wutzer, 1995). The purpose of the autopsy is to establish as precisely as possible the cause of death (Reay, 1998). Pathologists 37 generally require three things to make an assessment for establishing the cause of death: (1) A complete forensic autopsy, (2) a toxicological analysis of body fluids, and (3) a detailed history of the events surrounding the subject's death (Reay, 1996). An autopsy can reveal whether a catastrophic natural disease, such as a heart attack or stroke, caused the death. Research suggests that a complete toxicological examination should be included with the autopsy when a sudden in-custody occurs. Toxicological analysis of body fluids for the presence of drugs and alcohol can provide important information when determining the cause of death (Reay et al., 1992). Furthermore, it is not uncommon to find the presence of alcohol, street, and therapeutic drugs in persons who die in-custody. When the use of alcohol was viewed as a crime, alcoholism was reported as being a major factor in sudden deaths (Reay, 1998). Street drugs such as cocaine, methamphetamine and therapeutic drugs used to treat mental disorders (e.g., manic depression and psychosis), or medical conditions may be responsible for sudden deaths (Reay, 1998). Currently, there appears to be little, if any, scientific evidence that exists for the designation of lethal and non-lethal cocaine and or amphetamine blood levels. Lethal levels of cocaine and amphetamine currently have not been established because of the wide range of levels found in individuals with minimal and severe toxicity. Blood levels of these drugs in individuals at autopsy may range from nearly zero to extraordinarily high levels. Toxicity from cocaine or amphetamine may have been the sole cause of death in individuals with both minimal and severely high blood levels (Stratton, 1995). 38 Additionally, on the average, 1 of every 10 cocaine-related deaths is believed to be due to agitated delirium (Kareh & Wetli, 1995). This is found in areas where cocaine use is high. In areas where cocaine-related deaths are less frequent, so are deaths attributed to excited delirium, and it is important to note that when considering blood levels of drugs, many of the recent deaths attributed to positional asphyxia appear to be based on early cases studies and articles. Current research suggests that the amounts of blood drug levels do not have to be lethal and drugs need not be present in the blood for an in-custody death to occur (Reay, 1993). Thus, just knowing the blood drug levels appears not to be enough to determine if the drug itself was the cause of death. Liability When a wrongful sudden in-custody death occurs as a result of an action taken by law enforcement officers, citizens my seek redress though the legal system. Citizens seeking redress for wrongful sudden in-custody death can successfully sue police officers under 42 U.S.C. 1983. They can sue if they can show that the officer was acting under the color of state law, if the alleged violation was of a constitutional or federally protected right, and the alleged violation reached a constitutional level (Kappeler, 1993). In cases involving sudden in-custody death and restraint, plaintiffs generally allege that the hog-tie restraint position constitutes excessive force. Plaintiffs may argue that hog-tying, the prone position, keeping weight on the body after the subject has been restrained and failure to render CPR constitutes 39 excessive force and that such actions cause positional asphyxia and death. They may also claim that the officers were "deliberately indifferent" for failing to closely monitored the subject, failing to place the subject on his or her side to reduce dangers from restraint positions, and failing to provide cardiopulmonary resuscitation (CPR) when needed (Price v. County of San Diego, 1998). Furthermore, agencies and their perspective cities can be held deliberately indifferent to the danger that suspects under the influence of drugs could die from positional asphyxia if handcuffed in a prone position (Animashaun v. O'Donnell, 1995). Agencies can also be charged under 42 U.S.C. 1983 with violating the Fourth and Fourteenth Amendment right to be free from excessive force. All claims that law enforcement officers have used excessive force in the course of an arrest and restraint must be analyzed under the Fourth Amendment and its "reasonableness" standard. Under the Fourth Amendment, peace officers must use only an amount of force that is reasonable in light of all the surrounding circumstances (Price v. County of San Diegg, 1998). Additionally, plaintiffs may allege a cause of action under 42 U.S.C. 1983 against the agency and county, relying on the theory of municipal liability as articulated in Monell v. New York City Department of Social Services (1978). To hold the agency and county liable for constitutional wrongs inflicted by its officers, plaintiffs must prove that a policy or custom existed. The policy or custom exhibited deliberate indifference to the rights of people with whom the officers could come into contact, and that the policy was the moving force behind the 40 constitutional violation in question (Price v. County of San Dieqo, 1998). Plaintiffs may also allege state law causes of action against officers for wrongful death, assault, battery, and negligence. However, absent a constitutional injury, plaintiffs will not have a claim of liability under 42 U.S.C. 1983. In Estate of Phillips v. City of Milwaukee (1997), the court held that there was not enough information on positional asphyxia to defeat qualified immunity or sustain a failure-to-train claim. Also, officer’s actions are determined to reasonable provided that they only apply the minimum weight necessary to control the subject while he is being restrained. Furthermore, in Price v. County of San Diego ( 1998) the court has determined there is not enough evidence that the hog-tie position interferes with breathing to the point that is causes positional asphyxia and there is no evidence that the hog-tie restraint position leads to cardiac arrest. Applying the hog-tie restraint to an individual who is violently resisting arrest is not, in and of itself, excessive force. Furthermore, for individuals who are in a state of methamphetamine or cocaine induced toxic delirium, death is more consistent with toxic delirium secondary to drug abuse. The amount of information available today regarding positional asphyxia virtually ensures that cases are likely to survive summary judgment motions and proceed to trial. These cases are difficult to defend against because jurors are likely to be sympathetic to the argument that, no matter how violently the deceased was acting prior to being restrained, he or she should have been restrained in a manner that would not have kill him or her (Reak, et al., 1998). 41 Training The importance of law enforcement training and the profound effect it can have on individual officer performance cannot be over emphasized (Perry & McDonough, 1995). Law enforcement trainers should develop a block of training which identifies the medical risk factors associated with sudden custodial death, appropriate force techniques, authorized restraint equipment, and monitoring procedures (Ross, 1997). Trainers should instruct how to restrain someone appropriately, not forbid the use of restraints (Postill & Rowan, 1998). Restraint training should teach all of the force options available to the officers including the standards officers are held to when using force and how to appropriately document the use of the force when force is used. The training program should include the characteristics of a person who is a prime subject for possible in-custody death, such as a person who is in the midst of excited delirium (Gallagher, 1996). Training should cover that during the process of arrest officers should try to subdue subjects as quickly as possible to reduce confrontation time, expenditure of muscle energy and the chance of injury to themselves and the subject. As soon as the subject is restrained and when actually safe, any body weight being applied to the subject should be removed. Current research suggests that the prisoner, if possible, should be placed in an upright position or turned on his or her side. Officers should attempt to get the subject talking and ascertain if he or she has any medical problems or respiratory diseases (Ross, 1997). 42 The officers should continuously monitor the subject. This should include eliciting verbal responses to the officer's questions, and if necessary immediate medical attention must be provided. Officers should understand that pain compliance would probably not be effective against mental patients who are acutely psychotic or drug abusers who are in the acutely agitated, toxic psychosis state. Training should include methods to calm and contain such persons, and how to recognition situations when calming techniques may be more effective than pain compliance (Bugreen et al., 1992). Instructors should stress awareness and vigilance when teaching officers the proper use of hog-tie restraint. Whenever the hog-tie restraint is employed, officers should determine whether the subject has used drugs or suffered from cardiac or respiratory diseases (Perry & McDonough, 1995). They should learn how adverse positions may affect a subject’s breathing and how to recognize signs of respiratory distress (Kareh & Wetli, 1996). The use of restraints to punish prisoners for misconduct is inappropriate and should not be tolerated (Postill & Rowan, 1998). Additionally, officers should not automatically put suspects in four-point restraints or hog-tie them. There should be some use of a force or restraint continuum. Training should include identification of those individuals at risk for sudden death, recognition of subjects exhibiting the symptoms of cocaine psychosis or similar drug-induced syndromes, and appropriate first aid for such high risk individuals. Officers should also have knowledge of the effective force options to use against high risk individuals (“Sudden in-custody death,” 1996). If 43 prone positioning is required, subjects should be closely and continuously monitored (Perry & McDonough, 1995). Furthermore, every agency should have an up to date “use of restraints" policy. The policy should state clearly when and how to properly use restraints (Postill & Rowan, 1998). Policy Development Policy development should include a wide range of reasonable force options according to a force continuum and should authorize the proper restraint equipment to be used (Postill & Rowan, 1998). When addressing in-custody death issues, policies should identify some of the basic signs or symptoms subjects generally display prior to cardiac arrest or sudden death (see Tables 2, 3 and 4). Policies should also give some directive action when these signs or symptoms are observed while acknowledging that it is impossible to identify all possible signs a person can give prior to sudden death while in custody or while being apprehended. Vlfithdrawal from alcohol and alcohol-related illness appears to account for a significant numbers of in-custody deaths (Frost & Hanzlick, 1988). Persons recently placed in-custody should be evaluated for intoxication or alcohol dependency. They should be closely observed for symptoms of alcohol withdrawal. Research suggests that death may result from alcohol poisoning or postural asphyxia clue to alcohol-induced unconsciousness (Perry & McDonough, 1995). Additionally, persons may appear to be intoxicated when, in fact, they are 44 suffering from head trauma (Frost & Hanzlick, 1988). However, historical information and physical examination may rule out trauma. Death may result from an excessive ingestion of drugs prior to arrest. Persons with a history of such activity should be questioned, and if necessary, treated for such conditions. Also, combativeness may indicate the presence of certain drugs such as cocaine, which may induce a paranoid violent aggressive behavior that proceeds to an exhaustive mania and death (Wutzer, 1995). Violent behavior may indicate an intoxication that requires emergency treatment. Within the first few days of incarceration many custody deaths seem to occur as a result of suicides and drug intoxication or withdrawal. Many violent in- custody deaths involve violence against one's self (suicide) (Frost & Hanzlick, 1988). Great care should be taken to detect and monitor those with self- destructive tendencies. Research suggests that arrests for more serious offenses such as assault, rape and murder may indicate a higher risk for suicide (Frost & Hanzlick, 1988). Officials should be aware of this high-risk period for such deaths. Furthermore, persons who are physically restrained should not be left unattended. Postural restraints may predispose the prisoner to positional asphyxia and death (Ross, 1997). Administrators should take a proactive approach to reduce such deaths. They should rethink and revise policies to help officers assess any "special needs" prisoners may have. They should provide training in risk factor recognition, control and restraint techniques, and provide restraint equipment that will help to avert asphyxia related deaths. Additionally, administrators should 45 examine the actions of their employees and establish restraint policies that will withstand court and citizen review if they want to avoid restraint liability litigation (Ross, 1997). Transportation of Prisoners During prisoner transport, officers should ensure that the restrained prisoner does not fall facedown in the back of the squad car or become positioned in a way as to cause positional asphyxia (e.g., neck hyperflexed). Instructors should stress vigilance in monitoring the subject's condition. Restrained subjects might not exhibit any clear symptoms before they simply stop breathing. Generally it takes several minutes for significant hypoxia to occur, but it can happen more quickly if the subject has been violently active and is already out of breath (Kareh & Wetli, 1996). If the subject experiences extreme difficulty breathing or stops breathing altogether, officers should take at least some immediate minimal steps for resuscitation, such as changing the subject's body position, and obtaining medical care. CPR should not be mandated because in doing so this may expose officers to blood born pathogens and highly contagious diseases. According to Burgreen et al. (1992) two officers should transport subjects determined to be at high risk and one officer should be assigned to constantly monitor the prisoner watching for signs of breathing difficulties, changes in skin color or level of consciousness. If these prisoners are to be transported, they should be constantly monitored while enroute. The prisoner should be 46 transported in an upright position secured with the seatbelt provided, if doing so does not expose the officers to great risk. Some policies suggest that when transporting at night, the interior light of the vehicle should be illuminated so the subject can be monitored. However, this may expose the officers to unnecessary risk from snipers in high crime areas and may impair night vision while driving. A better procedure would be to have the one officer assigned to monitor the prisoner do so with a flashlight when needed. It is important to understand how preexisting risk factors, combined with the subject's body position when subdued or in transit, can compound the risk of sudden death (Perry & McDonough, 1995). Officers need to be alert to the possibility that when enroute to the jail, the victim may slip down and become wedged between the front and backseats. This position can contribute to positional asphyxia or sudden death. Officers should not assume or calm a prisoner is simply asleep or harmlessly intoxicated. Some police departments have policies requiring officers to roll handcuffed suspects onto their sides or sit them upright as soon as possible. However, it may not be practical in all cases to turn the suspect over prior to being placed in the back seat of a police car or on the gurney because of concern that the suspect would injure himself or herself or the officers. Paramedics from the ambulance service contend that there is nothing wrong about transporting suspects facedown. Some feel that it is the safest way to transport combative patients and police prisoners, and that they transport many people that way every weekend (Reak et al., 1998). 47 Prisoner Care Regardless of the type of activity law enforcement officers are engaged in, the law requires an officer to act or behave toward other individuals in a certain, definable way. The manner in which the individual must act or behave is called the standard of care and may be established by local custom, statutes, ordinances, administrative regulations, case law, and professional or institutional standards. The standard of care can be defined as how a reasonable prudent person with similar training and experience will act under similar circumstances, with similar equipment, and in the same place (Emmency Care and Transportation, 1987). Law enforcement personnel should familiarize themselves with the particular legal standards that may exist in their jurisdiction to avoid potential legal problems that may occur when the standard of care is not met. When an officer fails to provide medical treatment to an ill or injured prisoner, causing further injury or harm to that prisoner, the courts may find the officer negligent and in violation of the standard of care (Frost & Hanzlick, 1988). In situations where there is high risk for sudden in-custody deaths to occur, it is important to development the understanding that it is the officer's responsibility to ensure the prisoner is breathing adequately (Kareh & Wetli, 1996). Once the individual is controlled and handcuffed, the officer should monitor the person’s color, breathing, and level of consciousness. If any abnormalities are observed, or if there is any doubt regarding the prisoner's condition, officers should immediately transport the individual to the nearest emergency medical facility or paramedics should be called to the scene (Frost & Hanzlick, 1988). 48 According to Burgreen et al. (1992), the decision to transport the prisoner by police vehicle or to call paramedics to the scene should be based on the officers judgement. The judgement should be based on which option will provide the fastest access to advanced life support and professional medical care given the specific circumstances of the incident. High risk maximally restrained subjects who are in need of medical attention (e.g., respiratory distress, loss of consciousness) should be transported to a hospital by ALS personnel and evaluated by a physician. 49 Chapter 3 METHODOLOGY This chapter outlines the methodology used in the thesis.) This includes (1) population and sample selected, (2) the development of the instrument, (3) how the instrument was utilized, (4) how the data were analyzed for similarities and differences, and (5) how the respondents responded to the survey. Universe of Law Enforcement Agencies The purpose of this thesis is to determine the custody related policies of large law enforcement agencies in the United States dealing with the issues of sudden death, prisoner restraint and positional asphyxia. A universe was established from data provided by the Bureau of Justice Statistics (BJS) Directory of Law Enforcement Agencies. To determine the population of law enforcement agencies in the United States, BJS sponsored a census of the nation’s state and local law enforcement agencies. The results constituted at best an approximation of the total number of these agencies. A more accurate universe (an actual count) would have been too difficult to validate because agencies are continually being created, merged and disbanded (Bureau of Justice Statistics, 1998). The universe of law enforcement agencies in the United States consisted of approximately 18,769 departments employing at least one full-time or part-time sworn officer with general arrest powers as of 1996. There are 13,578 general- 50 purpose local police departments, 3,088 sheriffs’ departments and officers, 49 primary state law enforcement agencies, 1,316 state and local agencies, and 738 county constables in Texas included in this population. Overall, state and local law enforcement agencies employed 663,535 full-time sworn officers (Bureau of Justice Statistics, 1998). Sampling Frame The initial sampling frame consisted of 153 state and local law enforcement agencies employing 499 or more full-time sworn officers. The largest agency employed 36,813 sworn officers. The sample frame included 69 municipal police agencies, 37 sheriff’s departments, 32 state police agencies, 11 county police departments and 4 special police agencies. The 153 law enforcement agencies accounted for approximately 2% of all the agencies and employed 261,337 or 39.4% of all full-time the sworn personnel. Agencies with 499 or more full-time sworn personnel were selected because the majority of agencies, some 10,696 in all, employ less than 10 sworn personnel. Also, this sampling frame is thought to contain the largest police departments in the United States. Thus, their policies and procedure will most likely affect a large portion of the citizens in the United States. Residents of the larger cities live in the jurisdiction of one of these agencies and more citizens are affected by their policies. Suburban or rural residents are most likely living in areas where their police departments are influenced by the larger agency policy (Kennedy, Homant & Kennedy, 1992). 51 The Instrument The instrument developed is a questionnaire designed to elicit related policy information concerning prisoner restraint, prisoner transportation, hog-tying and positional asphyxia (see Appendix A for original questionnaire). The questionnaire was sent to all 153 agencies. The questionnaire included 27 questions developed for the survey that were written to elicit a yes or no response. In addition, a comment section was provided. The purpose of the letter was to explain the reason for the study to the respondents in each department. The instrument was sent with a cover letter (see Appendix B for original cover letter) indicating that the results of this research would be very helpful for law enforcement in general in its effort to improve policies and procedures concerning prisoner restraint and positional asphyxia. The letter further explained the study by (1) clarifying its purpose and goals, and (2) requesting a return of the questionnaire by appealing to the civic duties of the law enforcement agencies that would receive it. Distribution of the Instrument The questionnaire and instructions for its completion were first distributed by mail to the 153 respondents on January 29‘“, 1999. Each of the 153 agencies was sent a complete questionnaire package including the cover letter as well as a stamped self-addressed envelope. There was no deadline for returning the questionnaire; however, the respondents were asked to complete and return the questionnaire as soon as possible. On January 15, 1999 a follow-up letter and 52 another complete questionnaire package were sent to the remaining agencies that had not returned the questionnaires (see Appendix C for follow up letter) for the purpose of increasing the response rate (Maxfield & Babble, 1995). The respondents were asked to complete and return the survey as soon as possible. The experimental study design and protocol were reviewed and approved by the Human Subjects Committee of Michigan State University. Data Analysis In order to test the hypotheses and determine if any relationships exist between the variables, frequency tables, crosstabulations and Chi Square values are used. Frequency tables are generated to determine the response rates to the survey questionnaire. Crosstabulations are used to summarize the relationship between the independent and the dependent variables, and Chi-Square significant values are used to determine if the variables are independent or related and whether or not the null hypotheses were rejected (see pages 14-16). The SPSS program (Statistical Pack for Social Sciences) is used for analyses (Norusis, 1997). Survey Response Of the 153 agencies that were contacted, 120 (78.4%) responded in some way to the survey questionnaire. Of the 118 (77.1%) that completed and returned the survey, 35 (22.9% ) did not return the survey. This response rate is considered very good and there is reduced concern for significant non-response 53 bias (Maxfield & Babble, 1994). Of the 35 agencies that did not return the survey, 33 (21.6%) did not respond and gave no explanation, 1 (.7%) refused because they were currently involved in litigation regarding sudden in-custody death, and 1 (.7%) refused because they believed the survey subject information was too sensitive (see Table 5). Table 5. Response Rate - Survey Frequency Percent Filled out — returned 118 77.1 Did not return No explanation 33 21.6 Too sensitive 1 .7 Under litigation 1 .7 Total 153 100 54 Chapter 4 FINDINGS This chapter will first examine the responses to each of the following questions: (1) Does your policy prohibit the transportation of prisoners in the prone position? (2) Does your policy prohibit the hog-tying of prisoners? (3) Are your field officers trained to recognize positional asphyxia? And (4) has your VVLV‘ agency had any deaths attributed to positional asphyxia within the last five years? rm u _- aura“ " This chapter will also examine each of the three hypotheses. The crosstabulation method is used to summarize the relationship between the variables using the Chi-Square significant value to test the null hypotheses to determine if the variables are related. If the variables are found to be significantly related, at least to the .05 level, the phi coefficient will be introduced to indicate the strength of the relationship between the variables being tested. Additionally, some asumptions will be drawn regarding these relationships. Responses To The Survey Questions (1) Does your policy prohibit the transportation of prisoners in the prone position? Table 6 indicates the agency responses to the survey question asking whether or not their policies prohibit the transportation of prisoners in the prone position. Of the 118 agencies that responded to the survey question, 49 (41.5%) prohibited the transportation of prisoners in the prone position by policy, and 64 55 (53.8%) did not prohibit the transportation of prisoners in the prone position. Five (4.7%) did not have a prisoner transportation policy. Thus, it maybe assumed that 69 (58.5%) did not prohibit the transportation of prisoners in the prone position. Table 6. Response Rate - Prohibit Transportation Prone Frequency Percent Yes 49 41.5 No 64 53.8 Have no policy 5 4.7 Total 1 18 100 (2) Does your policy prohibit the hog-tying of prisoner? Table 7 indicates the agency responses to the survey question asking whether or not their policies prohibited the hog-tying of prisoners. Of the 117 agencies that responded to the survey question, 43 (36.8%) prohibited the hog- tying of prisoners by policy, and 47 (39.9%) did not prohibit hog-tying. Twenty- seven (23.3%) did not have a policy that addressed hog-tying. Thus, it maybe assumed that 74 ( 63.2%) did not prohibit the hog-tying of prisoners. 56 Table 7. Response Rate - Prohibit Hog-tying Frequency Yes 43 No 47 Have no policy 27 Total 1 17 Percent 36.8 39.9 23.3 100 (3) Are your field officers trained to recogni_ze positional asphyxia? Table 8 indicates the agency responses to the survey question asking whether or not they had field officers trained to recognize positional. Of the hundred 117 agencies that responded to the survey question, 94 (80.3%) had officers trained to recognize positional asphyxia, and 19 (14.7%) did not have field officers trained to recognize positional asphyxia. Four (4.9%) were unaware of positional asphyxia. Thus, it was maybe assumed that 23 (19.6%) did not have field officers trained to recognize positional asphyxia. 57 Table 8. Response Rate - Field Officers Trained To Recognize Positional Asphyxia Frequency Percent Yes 94 80.3 No 19 14.7 Unaware 4 4.9 Total 1 17 100 (4) Has your agency had any deaths attributed to positional asphyxia within the last five years? Table 9 indicates the agency responses to the survey question asking whether or not agencies had any deaths attributed to positional asphyxia in the last 5 years. Of the 118 agencies that responded to the survey question, 22 (18.7%) had in-custody deaths attributed to positional asphyxia, and 82 (68.8%) had no such deaths. Eleven (9.6%) did not know of any such deaths, and 3 (2.9%) were unaware of positional asphyxia. Thus, It maybe assumed that 96 (81.3%) had no deaths attributed to positional asphyxia in the last 5 years. 58 . .... ”II 1r. Table 9. Response Rate - Deaths Attributed to Positional Asphyxia Last 5 Years Frequency Percent Yes 22 18.7 No 82 68.8 Unknown 1 1 9.6 Unaware 3 2.9 Total 118 100 Tables 6 through 9 reveals that most agencies did not prohibit the transportation of prisoners in the prone position, did not prohibit the hog-tying of prisoners, and had officers trained to recognize positional asphyxia. Additionally, most agencies did not report deaths attributed to positional asphyxia in the last 5 years. Hypothesis Testing Hypothesis 1 M There is no significant relationship between agencies that prohibit the transportation of prisoners in the prone position and deaths that could be attributed to positional asphyxia. 59 Alternate There is a significant relationship between agencies that prohibit the transportation of prisoners in the prone position and deaths that could be attributed to positional asphyxia. Table 10 indicates the relationship between those agencies that have policies that prohibit the transportation of prisoners in the prone position and reported deaths attributed to positional asphyxia in the last five years. Of the 49 agencies that prohibited the transportation of prisoners in the prone position, 24.5% reported deaths attributed to positional asphyxia, and 75.5% reported no deaths. Of the 69 agencies that did not prohibit the transportation of prisoners in the prone position, 14.5% reported deaths attributed to positional asphyxia, and 85.5% reported no deaths. Thus, a greater number of agencies (24.5%) that prohibited the transportation of prisoners in the prone position were most likely to report more deaths attributed to positional asphyxia than those agencies (14.5%) that did not prohibit such transport. Table 10 also shows the Chi Square value used to determine whether having a policy that prohibits the transporting prisoners in the prone position and having any deaths attributed to positional asphyxia are related. The Chi-Square value of 1.88 with significance of .169 is greater than the critical value of .05. The null hypothesis that there is no significant relationship between agencies that have policies that prohibited the transportation of prisoners in the prone position and having any deaths attributed to positional asphyxia is not rejected. There 60 appears to be no difference in reported deaths due to positional asphyxia between agencies that prohibited the transportation of prisoner in the prone position and those agencies that did not prohibit such transport. Table 10. Prohibit Transport Prone by Deaths Attributed to Positional Asphyxia Last 5 Years Yes No Total X 2 Sig. ¢ 1.88 .169 .126 Deaths Yes 12 24.5 10 14.5 22 18.6 No 37 75.5 59 85.5 96 81.4 Total 49 100 69 100 118 100 Note. n = number of agencies; % of agencies; x2 = Chi-Square; (Sig.) = significant value of Chi-Square; ¢ = Phi Coefficient; * critical value p = .05 Hypothesis 2 N_u_|| There is no significant relationship between agencies that prohibit hog- tying and deaths that could be attributed to positional asphyxia. 61 r, I j! .3 .i Alternate There is a significant relationship between agencies that prohibit hog-tying and deaths that could be attributed to positional asphyxia. Table 11 indicates the relationship between agencies that have policies that prohibit the hog-tying of prisoners and reported deaths attributed to positional asphyxia in the last 5 years. Of the 43 agencies that prohibited hog- tying, 27.9% reported deaths, and 72.1% reported no deaths. Of the 74 agencies that did not prohibit hog-tying, 12.2 % reported deaths and 87.7% reported no deaths. .5. Table 11. Prohibit Hog-tying by Deaths Attributed to Positional Asphyxia Last 5 Years Yes No Total x2 Sig. q) n % n % n % 4.5 .032 .198 Deaths Yes 12 27.9 9 12.2 21 17.9 No 31 72.1 65 87.8 96 82.1 Total 43 100 74 100 117 100 Note. n = number of agencies; % of agencies; x2 = Chi-Square; (Sig) = significant value of Chi-Square; ¢ = Phi Coefficient; * critical value p = .05 62 Table 11 also shows the Chi-Square value used to determine whether having policies that prohibit the hog-tying of prisoners and reported deaths attributed to positional asphyxia are related. The Chi-Square value of 4.5 with significance of .032 is less than the critical value of .05. Therefore, the null hypothesis that here is no significant relationship between agencies that have policies that prohibit the hog-tying of prisoners and reported deaths attributed to positional asphyxia is rejected. There appears to be a significant relationship between agencies that have a policy that prohibits the hog-tying of prisoners and deaths attributed to positional asphyxia. However, this relationship is very weak (4: =.198) and not in the expected direction. It is expected that fewer agencies that prohibit the hog-tying of prisoners would report deaths attributed to positional asphyxia. However, a larger number of agencies that prohibited the hog-tying of prisoners reported deaths attributed to positional asphyxia then those agencies that did not prohibit hog-tying. Hypothesis 3 MI There is no significant relationship between agencies that train their field officers to recognize positional asphyxia and deaths that could be attributed to positional asphyxia. 63 Alternate There is a significant relationship between agencies that train their field officers to recognize positional asphyxia and deaths that could be attributed to positional asphyxia. Table 12 indicates the relationship between those agencies that have field officers trained to recognize positional asphyxia and agencies that reported deaths attributed to positional asphyxia. Of the 94 agencies that had field officers trained to recognize positional asphyxia, 22.3% reported having deaths attributed to positional asphyxia, and 77.7% reported having no deaths. Of the 23 agencies that did not have field officers trained to recognize positional asphyxia, 4.3% reported deaths attributed to positional asphyxia and 95.7% reported no deaths. Table 12 also shows the Chi Square value used to determine whether having field officers trained to recognize positional asphyxia and reported deaths attributed to positional asphyxia are related. The Chi-Square value of 3.9 is significant at .048 or less. Therefore, the null hypothesis that there is no significant relationship between having field officers trained to recognize positional asphyxia and having any deaths attributed to positional asphyxia is rejected. There appears to be a significant relationship between agencies that have field officers trained to recognize positional asphyxia and deaths attributed to positional asphyxia. However, this relationship is weak ((1) =.183) and not in the expected direction. It is expected that fewer agencies that have field officers trained to recognize positional asphyxia would report deaths attributed to 64 positional asphyxia. However, a larger number of agencies that had field officers trained to recognize positional asphyxia reported deaths attributed to positional asphyxia then those agencies that did not have officers trained to recognize positional asphyxia. Table 12. Field Officers Trained to Recognize Positional Asphyxia by Deaths Attributed to Positional Asphyxia Last 5 Years Yes No Total x2 Sig. q) n % n % n % 3.9 .048 .183 Deaths Yes 21 22.3 1 4.3 22 18.8 No 73 77.7 22 95.7 95 81.2 Total 94 100 23 100 1 17 100 Note. n = number of agencies; % of agencies; x2 = Chi-Square; (Sig) = significant value of Chi-Square; 4) = Phi Coefficient; * critical value p = .05 65 Chapter 5 CONCLUSION This chapter will summarize several of the theories regarding positional asphyxia and identify some of the issues that these theories do not address. This chapter will also discuss new research conclusions, the findings of this research and other possible causes of sudden in-custody death. Additionally, suggestions are made to aid law enforcement personnel in developing methods to reduce the occurrence of positional asphyxia related and sudden in-custody deaths. A large amount of research indicates positional asphyxia has been incorrectly identified as the primary cause of death for those persons who die in- custody while hog-tied or handcuffed and placed in a prone position. In many such instances law enforcement agencies and officers may have been unjustly held liable. Some researchers suggest that sudden in-custody death occurs as result of positional asphyxia caused by placing a subject in the prone position or hog-tying a subject. They propose that the hog-tie restraint method and the prone position interfere with respiration, creating an oxygen deficit resulting in asphyxiation and death. They further suggest that in all cases of positional asphyxia the subjects are not able to correct themselves from the harmful position (Reay et al., 1992). However, these theories do not explain why subjects who become unconscious still die after immediately being repositioned. They do not explain why sudden death occurs when immediate medical attention is 66 rendered by medical personnel either on scene or at the hospital. And, they do not explain why sudden death occurs when subjects are not restrained. New research concludes that hog-tying has minor effects on the breathing process, and does not significantly affect blood oxygen or carbon dioxide levels (Price v. County of San Diego. 1998). Factors other than the hog-tie position appear to be more important determinants for sudden in-custody deaths. These factors include illicit drug use, physiologic stress, hyperactivity, hyperthermia, catechol (adrenal Hormone) hyperstimulation and trauma from struggle (Chan et al., 1997; Chan Vilke, & Neuman, 1998). The hog-tie restraint position by itself has been determined not cause respiratory compromise to the point of asphyxiation and death, and applying the hog-tie restraint prone position to individuals who are violently resisting arrest is not the use of excessive force (Price v. County of San Diego, 1998). This research found that a relationship exists between agencies that prohibit hog-tying and deaths attributed to positional asphyxia. A larger number of agencies that prohibit the hog-tying of prisoners reported deaths attributed to positional asphyxia in the last 5 years. Also, a larger number of agencies that have field officers trained to recognize positional asphyxia reported deaths attributed to positional asphyxia in the last 5 years. These findings suggest that prohibiting hog-tying is positively associated with deaths attributed to positional asphyxia, and training field officers to recognize positional asphyxia is positively associated with deaths attributed to positional asphyxia. 67 However, this is counter-intuitive. It is expected that fewer agencies that prohibit hog-tying and/or that have field officers trained to recognize positional asphyxia would report deaths attributed to positional asphyxia. One possible explanation for these findings is that the deaths occurred before any policy changes; before hog-tying was prohibited and/or field officers were trained. Another possible explanation is that the deaths occurred regardless of the policy changes. In other words, it makes no difference whether agencies prohibit hog- tying or train their field officers to recognize positional asphyxia, the deaths would have still occurred. Thus, the deaths are not a result of positional asphyxia, they are a result of other causes and are being incorrectly identified. Unfortunately the data due not allow the investigation of temporal sequence of events. In other words, it is unclear if the deaths came before or after the implementation of the policies. The reason for this is because only one question is time bounded. What can be concluded from this research is that the majority of agencies, 81.3% had no deaths attributed to positional asphyxia in the last 5 years. The majority of agencies, 58.5%, did not prohibit the transportation of prisoners in the prone position. The majority of agencies, 63.2%, did not prohibit the hog-tying of prisoners. And, the majority of agencies, 80.3%, have field officers trained to recognize positional asphyxia. Also, there appears to be no significant difference in reported deaths due to positional asphyxia between agencies that prohibit the transportation of prisoner in the prone position and those agencies that do not prohibit such transport. One can conclude in support 68 of the recent literature that transporting prisoners in the prone position does not, in itself, cause death by positional asphyxia. Additionally, these data indicate that the majority of law enforcement agencies throughout the country have a real interest in issues related to sudden in-custody death, positional asphyxia and restraint related issues. Agencies are most likely modifying their policies as a result of the controversy surrounding sudden in-custody death in an attempt to reduce the chance of such deaths occurring in the future. Agencies that resist seem to do so at their peril. The idea that leaving a suspect in a prone position with his hands cuffed behind the back, or in a hog-tied position, can cause death appears to have become widely held as true. Credibility for this widely held belief seems to have developed though literary articles rather than scientific fact. Unfortunately, it may not longer matter that the use of the hog-tie restraint position does not in itself cause death by positional asphyxiation if the jury believes that positional asphyxia was the cause of death. Recent literature suggests several other possible causes for sudden in- custody death, other than the prone position and hog-tying. Some researchers have identified stressful life situations that may induce sudden death through overwhelming excitation resulting in cardiac arrest and death (Engel, 1971). Others suggest that sudden in-custody death may be due to positional asphyxia as a result of alcohol or drug induced unconscious (suffocating positions), and acute alcohol and or drug intoxication (reduced drive to breathe). Additionally, the use of cocaine and alcohol have been identified as creating cardiotoxic (heart 69 damaging) effects, which significantly increase the risk of sudden death (Perry & McDonough, 1995). It has also been suggested that sudden death may occur as a result of adrenal hormone (epinephrine or catecholamine) overloads produced by extreme levels of agitation caused by fear, panic, anxiety, and rage. A flood of released hormones during a violent struggle can induce abnormal heart rhythm. The consumption of certain drugs such as cocaine and amphetamine, alcohol along with stress can also lead to abnormal heart rhythm (Ross, 1997). Catecholamines and methamphetamine have been identified as heart irritatants, and it has been determined that methamphetamine can cause internal derangements in the heart. People suffering from a cardiac arrest due to methamphetamine-induced toxic delirium usually are not resuscitated (Pricey, County of San [E99, 1998). Additionally, neuroleptic NMS, also known as “acute exhaustive mania,” usually associated with anti-psychotic drugs, may also induce sudden death (Pilant, 1996). Cocaine intoxication has been identified as a contributing factor in 45% of the reported sudden in-custody death cases. Cocaine psychosis has also been identified as a known risk factor of sudden death and it has been linked to approximately 37% of the sudden in-custody deaths that have occurred (Ross, 1997). Also, cocaine psychosis (excited delirium) has been identified as a potentially lethal medical emergency. Individuals suffering from this condition can die regardless of body position, no matter how carefully they are restrained, despite the immediate availability of medical support (Burgeen et al., 1992). 70 Furthermore, many individuals suffering from cocaine induced excited delirium die without ever being restrained, and it is not unusual for subjects to die at the scene or during transport by paramedics to the hospital (Chan, et al., 1997). Restraints in general can increase the psychological and physiologic stress on an individual (Pilant, 1996). Out of control subjects should be controlled as quickly and humanely as possible using restraints to minimize the risk of injury to the subjects, officers and citizens alike. Subjects should be regularly monitored to identify potential problems (Stratton et al., 1995). It is suggested to follow the I? practice of asking the restrained subjects every 15 minutes if they feel they can control their behavior to successfully shorten the restraint time (Pilant, 1996). Personnel should be aware of the potential complications of using physical restraints for control of agitated subjects. Without proper training officers may lack confidence and may become frustrated and may act irresponsibly. Officers need to be trained in the use of restraints. Determining the cause of death of subjects who have been placed in the hog-tied and prone position is one of the most difficult tasks in all of forensic medicine (Reay, 1996). Some coroners have misdiagnosed sudden in-custody deaths as positional asphyxia deaths. It is critical that medical examiners do not attribute deaths to positional asphyxia when a subject has been restrained just because there are no other significant life-ending pathological findings indicated (Rosazza, 1996). If death occurs, law enforcement agencies must provide medical examiners with a clear and complete description of preceding events, so that doctors can determine, utilizing all information, the cause of death accurately 71 (Reay, 1996). There can be serious consequences in concluding that police restraint and transport alone caused death. Correct certification of death while in police custody is essential to protect the public from undue harm and to protect the police from wrongful allegations (Laposata, 1993). There is little question that departmental policy is directly related to liability and administrators must be aware of the negative effects liability suits can have on an organization. Police executives should take proactive approaches to reduce liability. A positive proactive training model will be very beneficial to police officers and citizens alike. Police administrators should define and develop training programs designed to prevent litigation. They should keep abreast of new approaches to criminal apprehension techniques in order to avoid claims of negligence or indifference for failing to adopt more prudent police practices. There is no better way for administrators, officers or departments to take action to reduce and insulate themselves from liability litigation then to have a good understanding of the law, have comprehensive written policies and procedures and keep abreast with the current court decisions (Benson, Christian, & Payne, 1993) This research suggests that sudden custody death can occur at any time for a variety of reasons. Any law enforcement agency may experience a sudden custody death, regardless of the degree of involvement. Police may potentially avert sudden in-custody deaths by recognizing the symptomatology of those at risk. Officers my be able to render the appropriate aid or obtain assistance when such an event occurs. If a fatality does occur, police can become familiar with the 72 problems associated with in-custody death investigations (Granfield et al., 1994). Although not all deaths can be prevented, the first step in significantly reducing these incidents is through education, awareness, training, and recognition of the symptoms (Postill & Rowan, 1998). Additional studies should be conducted to further clarify the pathophysiology behind these cases in the future. Improving the methods used by public safety officers and medical personnel for restraining violent individuals would be substantially expedited by the availability of scientific and clinical studies identifying the specific causes of death and injury during restraint (Chan, I" ‘ I . Vilke, Newman & Clausen, 1998). As we proceed into the future, we need to be more safety conscious. Law enforcement personnel must recognize that when force is used, those using the force must be adequately supervised and the incident properly reported. The best that can be done is to be familiar with the nature of in-custody deaths, try to foresee and prevent them, and encourage further research in this area. 73 APPENDICES APPENDIX A SURVEY QUESTIONNAIR INSTURMENT Tracking No. 1999 Prisoner Restraint Survey This questionnaire is designed to elicit information concerning prisoner restraint and prisoner transportation relevant to hobbling or hog-tying and positional asphyxia. For the purpose of this study, hobbling, hog-tying, and 4- point restraint are defined as persons placed in a prone position with their wrists handcuffed or tied together behind their backs and their ankles bound together and secured to their wrists. Positional asphyxia is a body position resulting in a person’s inability to breathe. Custody-death-syndrome is sudden unexplained deaths of prisoners while in custody. Each questionnaire is numbered in order to track responses. No agencies will be named in this study unless prior permission is obtained; otherwise, all agencies will remain confidential. Please check or indicate the appropriate response to the question and feel free to comment. Place the completed survey in the self addressed stamped envelope and return it to us as soon as possible. SECTION 1: Prisoner Transportation 1. Does your agency have a policy that addresses the transportation of prisoners? El Yes. If yes, go to question 1a. El No. If no, go to question 2. 1a . Are your field officers trained in prisoner transportation? El Yes. El No. 1b. Are your field officers trained in the transportation of prisoners in the prone position? Cl Yes. C] No. 75 1c. Does your policy prohibit the transportation of prisoners in the prone position? El Yes. E] No. 1d. When transporting prisoners in the prone position, does you policy recommend turning the prisoner on his/her side, if doing so does not expose officers to unnecessary risk? I] Yes. [I No. I: 1e. When transporting prisoner(s) in the prone position, does ' your policy recommend constant monitoring of the prisoner. Cl Yes. El No. 2. Has your agency ever had any deaths attributed to prisoners transported in L, the prone position within the last five years? El Yes. D No. Cl Not Known. 3. Has your agency ever been sued for transporting a prisoner in the prone position within the last five years? III Yes. El No. [3 Not Known. 4. Is your agency considering developing a policy that addresses the transportation of prisoners in the prone position? El Yes. El No. El Not Known. El Already have a policy. SECTION 2: Restraint - Handcuffing and Hog-Tying 5. Does your agency have a policy that addresses prisoner restraint and handcuffing? El Yes. E] No. 76 6. Are your field officers trained in prisoner restraint and handcuffing? El Yes. El No. 7. Does your agency use some form of leg restraint tool to control violent prisoners? E] Yes. I] No. 8. Does your agency have a policy that addresses hog-tying a prisoner (i.e., wrists and ankles manacled or tied together from behind)? El Yes. If yes, go to question 8a. [II No. If no, go to question 9. 8a. Are your field officers trained in hog-tying a prisoner? El Yes. C] No. 8b. Does your policy prohibit hog-tying a prisoner? El Yes. E] No. 9. Has your agency had any deaths attributed to hog-tying a prisoner within the last five years? [I Yes. El No. II] Not Known. 10. Has your agency ever been sued for hog-tying a prisoner within the last five years? [I Yes. El No. C] Not Known. 77 11.ls your agency considering developing a policy that addresses hog-tying a prisoner? El Yes. El No. El Not Known. l'_'l Already have a policy. SECTION 3 —- Positional Asphyxia 12. Is your agency aware of the term positional asphyxia (i.e., body positions resulting in a person’s inability to breathe)? El Yes. If yes, go to question 12a. I Cl No. If no, go to question 13. 12a. 12b. 12c. 12d. Does your agency have a policy that addresses positional asphyxia? Ill“ _— - -SO._I - [I Yes. El No. Are your field officers trained to recognize positional asphyxia? El Yes. [II No. Has your agency had any deaths attributed to positional asphyxia within the last five years? El Yes. El No. CI Not Known. Has your agency ever been sued as a result of positional asphyxia within the last five years? D Yes. D No. El Not Known. 78 13. Is your agency considering developing a policy that addresses positional asphyxia? El Yes. El No. El Not Known. [3 Already have a policy. SECTION 4 — Custody Death Syndrome 14. Is your agency aware of the term in-custody sudden death syndrome (i.e., sudden unexplained deaths of prisoners while in custody)? . " ‘u‘umhfl.’ ‘Aa‘z'fhfi ! E] Yes. If yes, 90 to question 14a. El No. If no, go to question 15. 14a. Does your policy address in-custody sudden death syndrome? _‘ [:1 Yes. E] No. 14b. Are your field officers trained to recognize in-custody sudden death syndrome? I] Yes. El No. 140. Has your agency had any deaths attributed to in-custody sudden death syndrome within the last five years? El Yes. [II No. III Not Known. 14d. Has your agency ever been sued for in-custody sudden death syndrome within the last five years? III Yes. [II No. [II Not Known. 79 15. Is your agency considering developing a policy that address in-custody sudden death syndrome? El Yes. I] No. [I] Not Known. El Already have a policy. 16. Has your agency developed any special procedures for dealing with suspects displaying bizarre or violent behavior? El Yes. E] No. COMMENTS: Please return the completed survey in the enclosed self addressed stamped envelope as soon as possible. 80 APPENDIX B COVER LETTER TO AGENCIES MICHIGAN STATE U N l V E R S I T Y January 29, 1999 Dear Sir: My name is John F. Kennedy. I am a retired police officer and a Masters student at Michigan State University. For my thesis, I am sending this questionnaire to your agency along with 153 other state and local agencies. The purpose of this research project is to study policy development in the areas of prisoner restraint and positional asphyxia to aid law enforcement agencies in the development and implementation of their policies. This survey will take approximately 15 minutes of your time to complete. Your response is very important for scientific validity. Your agency was scientifically selected from a sampling frame of approximately 19,000 law enforcement agencies from a list provided to us by the Bureau of Justice Statistics (BJS). No agencies will be named in this study unless prior permission is obtained; otherwise, all agencies will remain confidential. The results will be reported in the aggregate form. Each questionnaire is numbered in order to track responses. Your participation in this study is voluntary. For participating in this study, your agency will receive a summary copy of the analysis upon completion in hope that this research will be useful to you. Dr. David Carter, (517) 355-9308, of Michigan State University, School of Criminal Justice, supervises this research project. Michigan State University has always enjoyed an excellent reputation for aiding law enforcement agencies in the development and implementation of their policies. You can help us greatly in achieving our common goal of sharing knowledge and improving poligr development by returning the completed survey questionnaire as soon as possible. I have enclosed a self-addressed, stamped envelope to assist you in 81 promptly returning the survey. If you have any questions about this research or if I may assist you in another way, feel free to contact me at (517) 355-5884. Thank you, John F. Kennedy Michigan State University School of Criminal Justice 560 Baker Hall East Lansing, MI 48824-1118 Tel.: (517) 355-9308, (517) 355-5884 E-mail: jkennedy@pilot.msu.edu 82 APPENDIX C FOLLOW UP LETTER TO AGENCIES MICHLGAN STATE U N IV S E S I TY February 15, 1999 RE: Second Request. Dear Sir: Recently you were mailed a short questionnaire about policy development in the areas of prisoner restraint and positional asphyxia. The purpose of this research is to aid law enforcement agencies in the development and implementation of their policies. Your response is key in making this a successful research effort and is very important for scientific validity. As of now, we have not received your questionnaire. If you have already returned your questionnaire, this is my way to say thank you. If not, please take the time to do so soon. The questions are relatively easy to complete and should take only a few minutes of your valuable time. Your answers will be kept strictly confidential. It is not necessary to place your name or your agency name on either the questionnaire or the envelope. Please return the questionnaire in the enclosed self addressed stamped envelope provided. The tacking will be used only to identify responding agencies. By completing this survey, you will be sure to receive a summary copy of the analysis upon completion in hope that this research will be useful to you. Thank you, John F. Kennedy Michigan State University School of Criminal Justice 560 Baker Hall East Lansing, MI 48824-1118 Tel.: (517) 355-9308, (517) 355-5884 E-mail: jkennedy@pilot.msu.edu P.S. Perhaps the original questionnaire was misplaced, therefore I am enclosing another questionnaire and return envelope. 83 BIBLIOGRAPHY Bibliography Animashaun v. O’Donnell, 91 C. 2632 (1995). Bell, M. D., Valerie, J. R., Wetli, C. V., & Rodriguez, R. N. (1992). 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