Can PTSD cause crime?
Olivia Hensley
Updated on March 14, 2026
We've previously addressed the link between brain trauma and
violent, criminal
In the United States, for example, violent crime rates have fallen by over 50% in many major U.S. cities since these rates peaked in the early 1990s, often referred to as the "Great Crime Decline". In New York City, these rates had dropped by 75% from the early 1990s to 2010.
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Does PTSD lead to crime?
Both trauma exposure and civilian PTSD remained strongly associated with increased risk of involvement in the criminal justice system and charges of a violent offense, even after adjustment for sex, age, race, education, employment, income, and substance abuse in a regression model.How does PTSD cause criminal behavior?
Very often, PTSD, in fact, may urge individuals to engage in greater risk taking behaviour or in seeking out dangerous and sensational situations as part of compulsive re-exposure to trauma (Joseph, Dalgleish, Thrasher & Yule, 1997) and as an attempt to heal unresolved traumatisation through re-enactments of their ...How is PTSD relevant to criminology?
Theoretical models posit that PTSD increases risk of criminal behavior partly through the use of substances to cope with the psychological and biological sequelae of trauma exposure.Can PTSD be used as a criminal defense?
Abstract. Posttraumatic stress disorder (PTSD) has been offered as a basis for criminal defenses, including insanity, unconsciousness, self-defense, diminished capacity, and sentencing mitigation.The psychology of post-traumatic stress disorder - Joelle Rabow Maletis
Can PTSD cause insanity?
Abstract. Recent data suggest that the presence of psychotic symptoms in patients suffering from posttraumatic stress disorder (PTSD) may represent an underrecognized and unique subtype of PTSD. Among combat veterans with PTSD, 30% to 40% report auditory or visual hallucinations and/or delusions.How do you prove PTSD?
To be diagnosed with PTSD, an adult must have all of the following for at least 1 month:
- At least one re-experiencing symptom.
- At least one avoidance symptom.
- At least two arousal and reactivity symptoms.
- At least two cognition and mood symptoms.