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Table 1 Details of included reviews

From: Mechanisms of change for interventions aimed at improving the wellbeing, mental health and resilience of children and adolescents affected by war and armed conflict: a systematic review of reviews

Review authors and year

Review design

Years of inclusion

Number of studies included

Total number of participants

Age of participants

Countries and regions included

Type of conflict included

 

Ager et al. [17]

Systematic review of quantitative studies

1997–2012

10

NR

Age 4 to late teens

Darfur, Indonesia, Myanmar, Palestine, Serbia, Sudan (north), Uganda, Yemen

Humanitarian and emergency contexts including conflict and natural disasters

 

Apfel & Simon [1]

Unsystematic narrative review

NR

NR

NR

Children

Argentina, Basque, Bosnia, Cambodia, Ethiopia, Israel, Iraq, Israel, Lebanon, Mozambique, Palestine, Vietnam, worldwide holocaust survivors

War and armed conflict

Betancourt et al. [14]

Systematic review of quantitative studies

1990–2011

53

32,046

Children, Adolescents & Youth

Angola, Bosnia, Burundi, Croatia, El Salvador, Indonesia, Israel, Kosovan & Roma refugees in Germany, Kosovo, Lebanon, Nepal, Palestine Rwandan & Somali refugees in Uganda, Serbia, Sierra Leone, Sri Lanka, Sudan, Sudanese & Sierra Leonean refugees in USA

Post-conflict settings or a setting with protracted political violence

 

Brown et al. [37]

Systematic review of quantitative studies (RCTs or CTs)

1840–2015

28

5457

≤ 24

Bosnia, Burundi, Democratic Republic of the Congo, Indonesia, Iran, Kosovo, Lebanon, Nepal, Palestine, Rwanda, Sierra Leone, Sri Lanka, Uganda

Areas affected by recent or ongoing conflict (post-World War II), including former child soldiers, and in a LMIC

 

Gillies et al. [48]

Systematic review of quantitative studies (RCTs or quasi-RCTs)

1974–2015

13

2936

≤ 18

Bosnia, Burundi, Democratic Republic of the Congo, Indonesia, Israel, Palestine, Sierra Leone, Sri Lanka

Sub-group analysis based on type of trauma: Community violence or war

 

Jordans, Pigott & Tol [36]

Systematic review of quantitative and qualitative studies

2009–2015

24

4848

Children & Adolescents

Bosnia & Herzegovina, Burundi, Democratic Republic of the Congo, Indonesia, Palestine, South Sudan, Sri Lanka, Sudan, Uganda

War, armed conflict or community violence, and a LMIC

 

Jordans et al. [13]

Systematic review of qualitative and quantitative studies

1991–2008

66

1824

Child & Adolescents

Afghanistan, Angola, Azarbaijan, Chechnya, Croatia, Bosnia, Ethiopia, Guatemala, Iraq, Kosovo, Mexico, Mozambique, Rwanda, Sierra Leone, Sri Lanka, Uganda, West-Bank & Gaza, Zimbabwe

War, armed conflict or community violence, and a LMIC

 

Kalskma-Van Lith [49]

Unsystematic narrative review

NR

NR

NR

Children & Adolescents

NR

War-affected areas

 

O’Sullivan, Bosqui & Shannon [15]

Systematic review of quantitative studies (RCTs or CTs)

1806–2014

17

4956

Youths 5–25

Bosnia, Burundi, Democratic Republic of the Congo, Indonesia, Israel, Lebanon, Nepal, Palestine, Sri Lanka, Uganda

Protracted armed conflict or political violence

 

Peltonen & Punamäki [6]

Systematic literature review of quantitative studies (RCTs, quasi-experimental or experimental)

1980–2008

19

1349

<  18

Bosnia, Croatia, Gaza, Kosovan refugees in Germany, New York, Refugees from Croatia, Bosnia and Herzegovina in Slovenia Refugees in London, Somali refugees in Boston, Somali refugees in Uganda, Sri Lanka

Armed conflict, war, military violence, terrorism or living as refugees

 

Tol, Song & Jordans [11]

Systematic review of quantitative and qualitative studies

Up until 2012

53

730

<  18

Croatia, Afghanistan, Gaza, Sierra Leone

Armed conflict, war or political violence, and in a LMIC

 

Tol et al. [20]

Systematic review of quantitative studies (RCTs)

Treatment, prevention and promotion

Up until Sept 2010

19

4239

Sub-group analysis: Children & adolescents

Armenia, Bosnia & Herzegovina, Burundi, Ethiopia, India, Indonesia, Iran, Lebanon, Nepal, occupied Palestinian territories, Rwanda, Sri Lanka, Uganda

Humanitarian disaster, war, armed conflict or political violence, in a LMIC

War Child [21]

Unsystematic narrative review

Treatment, prevention and promotion

NR

NR

NR

Children & adolescents

NR

War-affected areas

  1. CTs Controlled Trials, LMIC Low or Middle Income Country, NR Not reported, RCTs Randomised Controlled Trials