Profiling mentally ill offenders in Hong Kong: A 10-year retrospective review study.

Introduction: This study aimed to analyze the estimated prevalence of mental disorders among offenders and compare the estimated crime rate between mentally ill patients and the total population in Hong Kong.

Methods: Service data of offenders referred to psychiatrists at the Siu Lam Psychiatric Centre from January 2011 to December 2020 were analyzed. Demographic data of gender, age on admission, educational level, principal psychiatric diagnosis, index offense, and assessment outcome were collected.