PRISMA flow-chart diagram.

<p>PRISMA flow-chart diagram.</p

Efficacy of psychosocial interventions for PTSD in refugees and asylum seekers displaced in high-income countries: PTSD symptoms.

<p>(A) Random sequence generation; (B) Allocation concealment; (C) Blinding of participants and personnel; (D) Blinding of outcome assessment; (E) Incomplete outcome data; (F) Selective reporting; (G) Other bias.</p

Selected characteristics of included studies.

<p>Selected characteristics of included studies.</p

Efficacy of psychosocial interventions for PTSD in refugees and asylum seekers displaced in high-income countries: depressive symptoms.

<p>(A) Random sequence generation; (B) Allocation concealment; (C) Blinding of participants and personnel; (D) Blinding of outcome assessment; (E) Incomplete outcome data; (F) Selective reporting; (G) Other bias.</p

Standardized effect sizes of psychosocial interventions for PTSD in refugees and asylum seekers displaced in high-income countries: subgroup analyses of depressive outcomes.

<p>Standardized effect sizes of psychosocial interventions for PTSD in refugees and asylum seekers displaced in high-income countries: subgroup analyses of depressive outcomes.</p

Standardized effect sizes of psychosocial interventions for PTSD in refugees and asylum seekers displaced in high-income countries: subgroup analyses of PTSD outcomes.

<p>Standardized effect sizes of psychosocial interventions for PTSD in refugees and asylum seekers displaced in high-income countries: subgroup analyses of PTSD outcomes.</p

Quality assessments by outcome as percentages across all included systematic reviews with meta-analyses.

P(I)ECO, Population, (Intervention) or Exposure, Comparator, Outcome; RoB, Risk of Bias.</p

Cross-sectional pooled prevalence rates of above cut-offs of symptoms of depression during COVID-19 pandemic in general populations.

Pooled prevalence rates from cross-sectional studies in general population with 95% confidence intervals.</p

Ranges of prevalence rates (of above cut-off scores) during pandemic from meta-analyses of pooled cross-sectional data.

Ranges of prevalence rates (of above cut-off scores) during pandemic from meta-analyses of pooled cross-sectional data.</p

Results from reviews on prevalence of depression, anxiety, and PTSD symptoms during COVID-19.

Table A. Pooled prevalence rates and changes in depression symptoms, with heterogeneity scores and main subgroup findings. Table B. Pooled prevalence rates and changes in anxiety symptoms, with heterogeneity scores and main subgroup findings. Table C. Pooled prevalence rates and changes in PTSD symptoms, with heterogeneity scores and main subgroup findings. Fig 1. PRISMA flow chart initial search December 31, 2019 until October 6, 2021. Fig 2. PRISMA flow chart updated search October 7, 2021 until August 12, 2022. (DOCX)</p