Music therapy for improving mental health in offenders: protocol for a systematic review and meta-analysis

This is a protocol for a systematic review of the effects of music therapy on offenders. Based on randomised controlled trials, the review aims to assess the effectiveness of music therapy on adolescent and adult offenders in custodial institutions including forensic psychiatric hospitals, and offenders or probationers in the community. The outcomes to be evaluated include alleviated symptoms of mental illness, psychosocial competencies and reduced recidivism.