Table 1 Trial outcomes and tools
Outcome | Tool | No. items | Score range |
|---|---|---|---|
Primary outcome | |||
 Mental wellbeing | Warwick Edinburgh Mental Wellbeing Scale | 14 | 14–70 |
Secondary outcomes | |||
 Self-efficacy | Schwarzer Self-Efficacy Scale | 10 | 10–40 |
 Self-esteem | Rosenberg Self-Esteem Scale | 10 | 10–40 |
 Emotion regulation | Adolescent Emotion Regulation Strategies Questionnaire | 23 | 0–92 |
 Social support | Multidimensional Scale of Perceived Social Support | 12 | 12–60 |
Other outcomes | |||
 Depression | Patient Health Questionnaire 9-item—modified for adolescents | 9 | 0–27 |
 Anxiety | Generalised Anxiety Disorder 7-item | 7 | 0–21 |
 Functional impairment | Locally developed tool | 11 | 0–33 |