Suicidal behaviour, self-harm, adolescent mental health Mental and Behavioural Disorders
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: School-level: 1. Public co-educational secondary schools in Lagos State, Nigeria 2. Minimum enrolment of 600 students across all classes 3. At least 6 classes with students aged 13-17 years, each containing minimum 20 students 4. School leadership agreement to participate (documented through signed MoU) 5. Adequate physical space for conducting group activities Student-level: 1. Enrolled in participating school 2. Aged 13-17 years 3. Able to understand English sufficiently to participate in group activities and complete questionnaires 4. Parental consent and student assent provided
Exclusion criteria
Exclusion criteria: School-level: 1. Schools currently implementing structured mental health or suicide prevention programmes 2. Schools planning major transitions (relocations, leadership changes, infrastructure projects) during the study period 3. Schools participating in other research projects creating competing demands or contamination risks Student-level: 1. Severe cognitive impairment or developmental disability precluding meaningful participation in group-based curriculum 2. Active psychotic symptoms requiring immediate clinical intervention 3. Current school suspension or expulsion
Countries
Nigeria