Yankey 2019.

Study characteristics
Methods	Study design: RCT Study grouping: parallel group Study duration: not reported
Participants	Inclusion criteria: students having low coping strategies, self‐confidence, and emotional intelligence Exclusion criteria: students showing normal or high coping strategies, self‐confidence, and emotional intelligence Age range: 13–17 years Gender: boys and girls Intervention sample: 150 Control sample: 150 Main type of traumatic event: displacement Phase of humanitarian crisis: during the acute crisis (mortality was still higher than it was before the crisis) Type of humanitarian crisis: extreme poverty
Interventions	Intervention name: Life Skills Training Delivered by: unclear Format of therapy: face to face Number of sessions (total): 30 Type of control: school as usual Type of intervention context: school Type of promotion intervention: group level Description of the intervention: techniques of brainstorming, role‐playing, and group discussion were employed to train them on life skills. Life skills assessment scales were administered after each intervention session to assess how effective the Life Skills Training has been for the participants. The intervention was completed in 30 basic sessions, and additional 15 sessions were given for those students who were not able to acquire life skills in a single session.
Outcomes	Coping Outcome type: continuous outcome Reporting: fully reported Scale: Coping Across Situation Questionnaire (CASQ) Direction: higher is better Data value: endpoint
Notes	Sponsorship source: unknown Country: India Setting: Tibetan Children's Village school located in Himachal Pradesh, India Author's name: Tsering Yankey Institution: The Maharaja Sayajirao University of Baroda, Vadodara, India Email: tseringyankey10@gmail.com Address: Department of Psychology, Faculty of Education and Psychology, The Maharaja Sayajirao University of Baroda, Vadodara, India
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Quote: "students were further randomly assigned to experimental and control groups, consisting of 150 students in each group." No further information reported on the method of random sequence generation, but the balance of participant level characteristics suggests that the randomisation procedures were successful.
Allocation concealment (selection bias)	Unclear risk	No information provided.
Blinding of participants and personnel (performance bias) All outcomes	High risk	Open‐label trial.
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	No information provided.
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No information provided.
Selective reporting (reporting bias)	Unclear risk	All measures described in the methods section of the article were reported in the results. No trial protocol/registration number available.
Therapist qualification	Unclear risk	No information provided.
Therapist/investigator allegiance	Unclear risk	No information provided.
Intervention fidelity	Unclear risk	No information provided.
Other bias	Low risk	No other sources of bias detected.

AYPA: African Youth Psychosocial Assessment; CBT: cognitive behavioural therapy; CSI: Caregiver Support Intervention; CYRM: Child and Youth Resilience Measure; DEO: district education officer; ESPS: ERSAE‐Stress‐Prosocial; FI: functional impairment; FRIENDS: is an acronym for the skills taught throughout the programme (F: feelings; R: remember to relax, have quiet time; I: I can do it! I can try (inner helpful thoughts); E: explore solutions and coping step plans; N: now reward yourself! You've done your best!; D: don't forget to practice; and S: smile! Stay calm, stay strong and talk to your support networks!); Kid‐KINDL: Kinder Lebensqualität fragebogen; KIDSCREEN: SCREENing for and Promotion of Health Related Quality of Life in Children an Adolescents; n: number; PF: programme facilitator; RCT: randomised controlled trial; SD: standard deviation; SDQ: Strength and Difficulties Questionnaire; WLC: waiting‐list control.