Data Source: Bureau of Justice Statistics’ Survey of Prison Inmates, 2016 data analyzed by the Prison Policy Initiative;

Olfson, Mark et al., Trends in Serious Psychological Distress and Outpatient Mental Health Care of US Adults, JAMA Psychiatry 76(2): 152-61;

Treatment Advocacy Center, 2016 Prevalence of Treated and Untreated Severe Mental Illness by State;

National Institute of Mental Health, Post-Traumatic Stress Disorder Statistics. (Graph: Wendy Sawyer, 2022)

This graph originally appeared in Chronic Punishment: The unmet health needs of people in state prisons.