Exchange prevention registry
Introduction
Xchange is an online registry of evidence-based prevention interventions. It is updated approximated twice a year with new programmes and feedback from implementers. The registry makes available manualised interventions for which good European evaluation studies showed beneficial outcomes relating to substance use, as well asprogrammes for deliquency and violence prevention in youth. For programmes of US origin, the registry also provides the evidence ratings based on evaluation studies at a global level (Blueprint ratings).
