RISKIT-CJS: Pragmatic randomized controlled trial to evaluate the effectiveness and cost-effectiveness of a multi-component intervention to reduce substance use and risk-behaviour in adolescents engaged with the criminal justice system

The RISKIT-CJS programme is a multi-component intervention encompassing both individual and group work and includes elements of motivational enhancement, psycho-education, psychosocial approaches, cognitive behavioural therapy and mindfulness.

The study is a major multi-centre evaluation of RISKIT-CJS. The methodological approach is a mixed method, prospective, pragmatic randomized controlled trial with individual allocation, combining both quantitative and qualitative evidence. The study will be conducted across three geographical areas; South East England, South London, North East England, covering a diverse socio-economic and ethnic population.