Multisystemic Therapy (MST) is a community-based, family intervention for young people with complex social, clinical and educational problems such as aggression, antisocial behaviour or substance misuse. Since the first efficacy trial (Henggeler et al., 1986) and subsequent implementation of MST, the …

Research on follow-up outcomes of systemic interventions for family members with an intellectual disability is scarce. In this study, short-term and long-term follow-up outcomes of multisystemic therapy for adolescents with antisocial or delinquent behaviour and an intellectual disability (MST-ID) are …

Background: 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. Method: To establish the comparative …