(see the end of this article for links to more information)
- Between 6% and 10% of the population aged 16 years & over will have a significant mental illness at any one time.
Out of 1,564 people convicted of homicide in England & Wales between April 1996 & April 1999, a total of 164 (around 10%) were found to show signs of mental illness at the time of the offence.
(Department of Health 2001, Safety First, Report of the National Confidential Inquiry (NCI) Into Suicide and Homicide by People with Mental Illness – Annual report: England and Wales. Department of Health)
A later study of 5,189 homicides between January 1997 & December 2005 showed that the same percentage (510 or around 10%) were committed by people known to have had mental health problems at the time of the offence.
(Large M, et al., 2008, ‘Homicide due to mental disorder in England in Wales over 50 years’, British Journal of Psychiatry , vol. 193, pp. 130–133.)
95% of homicides are committed by people who have not been diagnosed with a mental health problem.
( Kings College London, Institute of Psychiatry, 2006, Risk of violence to other people)
47% of violent crime victims believe their attacker was under the influence of alcohol and abut 17% believed they were under the influence of drugs.
(Home Office, 2009, Crime in England and Wales 2008/09, Vol. 1, Findings from the British Crime Survey and police recorded crime, Statistical Bulletin, 11/09, vol. 1)
30% of victims believed they were attacked
BECAUSE the offender was under the influence of drugs or alcohol, compared to only 1% who attributed the attack to mental illness.
(Coleman K, Hird C, Povey D. 2006, ‘Violent Crime Overview, Homicide and Gun Crime 2004/2005’, Home Office Statistical Bulletin)
Better Health Channel: Mental Illness & Violence
SANE Australia: Violence & Mental Illness
Mental Illness Fellowship of Australia: Understanding Mental Illness & Violence (pdf)
World Psychiatry: Violence & Mental Illness: An Overview
The New England Journal of Medicine: Violence & Mental Illness - How Strong Is The Link?
Response Ability: Mental Illness & Violence
Mind: Dangerousness & Mental Health: The Facts
The Guardian: Substance abuse, not mental illness, causes violent crime
Psych Central: Dispelling the Myth of Mental Illness & Violence
The information contained in this blog can not be considered medical advice. These are only my own thoughts, feelings & ideas. If you or someone you know are having problems with mental illness please seek qualified medical advice.