Evaluating the effects of multisystemic therapy for adolescents with intellectual disabilities and antisocial or delinquent behaviour and their parents

An adaptation of multisystemic therapy (MST) was piloted to find out whether it would yield better outcomes than standard MST in families where the adolescent not only shows antisocial or delinquent behaviour, but also has an intellectual disability.To establish the comparative effectiveness of MST-ID (n = 55) versus standard MST (n = 73), treatment outcomes were compared at the end of treatment and at 6-month follow-up. Pre-treatment...