1. Focused psychosocial interventions for children in low-resource humanitarian settings: a systematic review and individual participant data meta-analysis 
Marianna Purgato, PhD, Alden L Gross, PhD, Theresa Betancourt, ScD, Paul Bolton, MBBS, Chiara Bonetto, PhD, Chiara Gastaldon, MD, James Gordon, MD, Paul O'Callaghan, PhD, Davide Papola, MD, Kirsi Peltonen, PhD, Prof Raija-Leena Punamaki, PhD, Justin Richards, PhD, Julie K Staples, PhD, Johanna Unterhitzenberger, PhD, Mark van Ommeren, PhD, Prof Joop de Jong, PhD, Mark J D Jordans, PhD, Wietse A Tol, PhD, Prof Corrado Barbui, MD 
The Lancet Global Health 
Volume 6, Issue 4, Pages e390-e400 (April 2018)
DOI: /S X(18)
Copyright © 2018 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license Terms and Conditions

2. Figure 1 Intervention pyramid7
*By primary health-care staff or by mental health professionals.
The Lancet Global Health 2018 6, e390-e400DOI: ( /S X(18) )
Copyright © 2018 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license Terms and Conditions

3. Figure 2 Studies included in systematic review and meta-analysis
The Lancet Global Health 2018 6, e390-e400DOI: ( /S X(18) )
Copyright © 2018 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license Terms and Conditions

4. Figure 3
Random-effects meta-analyses of psychosocial interventions versus waiting list for primary outcomes
SMD=standardised mean difference. IV=inverse variance. PTSD=post-traumatic stress disorder. df=degrees of freedom.
The Lancet Global Health 2018 6, e390-e400DOI: ( /S X(18) )
Copyright © 2018 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license Terms and Conditions

5. Figure 4
Random-effects individual participant data meta-analyses of psychosocial interventions versus waiting list for post-traumatic stress disorder symptoms
SMD=standardised mean difference. IV=inverse variance.
The Lancet Global Health 2018 6, e390-e400DOI: ( /S X(18) )
Copyright © 2018 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license Terms and Conditions