Article Figures & Data
Tables
- Table 1
Intimate Partner Homicides as a Proportion of Total Homicides in the United States, 2008 through 2012
2008 2009 2010 2011 2012 2008–2012 Mean (SD) Overall homicides Total homicides 14.180 13,636 12,996 12,664 12,765 13,248 (646.63) Total male victims 11,059 10,496 10,058 9,829 9,917 10,271 (509.32) Total female victims 3,078 3,122 2,918 2,813 2,834 2,953 (140.69) Male:female homicide Victim ratio 3.59: 1 3.36: 1 3.45: 1 3.49: 1 3.50: 1 3.48: 1 Intimate Partner homicides Male IPH victim 264 279 241 269 264 263.4 (13.94) Husband 119 141 110 108 96 114.8 (16.78) Boyfriend 145 138 131 161 168 148.6 (15.53) Female IPH victim 1,069 1,081 1,095 1,026 992 1,052.6 (42.58) Wife 577 609 603 552 498 567.8 (45.12) Girlfriend 492 472 492 474 494 484.8 (10.83) Total IPH victims 1,333 1,360 1,336 1,295 1,256 1,316 (40.82) Female: Male IPH victim ratio 4.05: 1 3.87: 1 4.54: 1 3.81: 1 3.76: 1 4.01: 1 Total homicides in U.S.* 7,912 7,650 7,272 7,076 7,008 7,383.6 (386.76) Percent IPH 9.4 10.0 10.3 10.2 9.8 9.9 (0.36) Data from Uniform Crime Reports, by the Federal Bureau of Investigation, 2008–2012, Washington, DC: Department of Justice.
↵* Total homicides here are based only on homicides in which the victim–perpetrator relationship was known. This excludes the following “unknown” relationship homicides: 2012 (n = 5,757); 2011 (n = 5,588); 2010 (n = 5,724); 2009 (n = 5,986); and 2008 (n = 6,268).
Study Sample Database Domestic Violence (%) Barnard et al.22 Pretrial defendants charged with IPH N = 23 Psychiatric evaluation; perpetrator self-report and records when available 21.7 Stout20 Incarcerated IPH perpetrators; N = 23 Perpetrator self-report 25 Campbell et al.7 Female IPH victims N = 220 Proxy informants for victim reporting perpetrator arrest 25.6 Bourget et al.8 Older adult (65+) victims in IPH - suicides N = 27 Coroner files 29 Belfrage and Rying26 Forensic psychiatric N = 164 All materials from police investigation 36 Liem and Koenraadt21 Forensic psychiatric N = 380 Archival forensic psychiatric evaluations 48 Bourget and Gagné16 Female IPH victims N = 116* Coroner files 52.6 McFarlane et al.5 IPH victims N = 141 Proxy informants for victim 67 Dutton and Kerry30 Incarcerated and convicted IPH perpetrators N = 90 Interview and institutional records 66.7 Campbell42 IPH victims N = 28 Archival records 68 Moracco et al.43 Femicide victims N = 586 Medical examiner records & law enforcement interviews 76.5 ↵* Of the 234 male perpetrators of IPH, determinations regarding history of domestic violence were available for only 116. Data reported here are based only on cases in which status of prior domestic violence was known.
Mentally Ill Undercontrolled/Dysregulated Chronic Batterer Overcontrolled/Catathymic Demographics Older than most IPH perpetrators Mid to late 30s Younger than most IPH perpetrators Mid to late 30s Preoffense functioning Functioning declines as chronicity of mental illness increases Variable Variable High level of outward functioning Psychopathology History of mental illness; psychotic or depressed at time of offense Mood and anxiety diagnoses possible Minimal Axis I psychopathology Minimal Axis I psychopathology Personality disorder No Axis II diagnoses likely Borderline personality Antisocial, sadistic, and narcissistic personality Dependent and schizoid personality Previous intimate partner violence Unlikely Affective and episodic Instrumental, persistent, and severe Unlikely; catathymic when present Previous general violence Moderately likely Moderately likely Highly likely Less likely Substance abuse Less likely Highly likely Highly likely Unlikely Suicide Less likely with psychosis than depression Moderately likely Less likely; risk increases when abandonment present Moderately likely Associated deaths Additional family members Less likely; family or victim's current partner when occurs Unlikely to kill additional family members Unlikely Other family members when occurs Victim's new partner most likely victim Abandonment Less likely Likely Likely Less likely; engulfment possible Jealousy/envy Unlikely Jealousy Envy or jealousy Envy
