-psychological effects. Barrol 1995 for many offenders prison is brutal. ministry justice of england and wales 119 suicide 2019 32% increase from 2015, equates to one every 3 days 9x more likely than in general. the most at risk is single men 18-24 yr old. prison reform trust 2014 25% female 15%boys develop symptoms of psychosis supporting the view that oppressive prison regimes have detrimental impacts on psychological health impacting rehabilitation.