[Articles] Universal school-based transdiagnostic interventions to improve mental health and wellbeing among Chinese adolescents: a two-group, cluster-randomised controlled trial

The reduction in depression and anxiety symptoms 3 months after completing ten AMHSP sessions indicates a slow but meaningful benefit of the programme and supports the potential of a low-intensity, curriculum-integrated approach to promoting adolescent mental health. Delivery of the AMHSP by trained school-based mental health teachers demonstrates a scalable strategy for early mental health promotion in schools.