Schizophrenia and Violence: Systematic Review and Meta-Analysis

Abstract

Seena Fazel and colleagues investigate the association between schizophrenia and other psychoses and violence and violent offending, and show that the increased risk appears to be partly mediated by substance abuse comorbidity.

Moral cognition and homicide amongst forensic patients with schizophrenia and schizoaffective disorder: A cross-sectional cohort study

“…There is an established literature on the psychology of moral cognition, including moral foundations theory (Haidt, 2007). Violence and homicide are rare in patients with schizophrenia although there is an association (Fazel et al, 2009). The mentalistic concept of legal insanity (an innocent intent) has been widely accepted for centuries.…”

Standards für die Behandlung im Maßregelvollzug nach §§ 63 und 64 StGB

“…Die Assoziation zwischen Schizophrenie und Gewaltdelinquenz ist durch vielfältige Studien abgesichert [42]. Aggressionen treten in 28 % der Fälle bereits vor der Erstmanifestation einer Psychose auf [156].…”

Preventing crime in cooperation with the mental health care profession

“…The exact extent and nature of the relationship between psychiatric disorders and criminal behavior and the mediating role of substance abuse is not yet fully understood [10,11,21,43]. However, despite several methodological limitations, a large number of studies reveal a positive and statistically robust association between major mental illnesses and violent behavior.…”