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Table 2 Summary of mental health outcomes and assessment tools used

From: Prevalence of common mental disorders in adult Syrian refugees resettled in high income Western countries: a systematic review and meta-analysis

Author and Year

Mental illness

Tool used

Females

Males

Total

Sample size

Prevalence rate (%)

No. of cases

Sample size

Prevalence rate (%)

No. of cases

Sample size

Prevalence rate (%)

No. of cases

Ahmad et al. 2020 [27]

Depression

Patient Health Questionaire (PHQ)-9

984

18.5

182

937

11.6

109

1924

15.2

293

Al Ibraheem et al. 2017 [28]

PTSD

Clinician-Administered PTSD Scale (CAPS-2)

N/A

N/A

N/A

N/A

N/A

N/A

111

23.4

26

Chung et al. 2018 [19]

PTSD

Harvard Trauma Questionnaire

183

31.7

58

381

28.9

110

564

30

168

Euteneuer et al. 2018 [29]

Depression

Patient Health Questionaire (PHQ)-9 (Arabic version)

–

–

–

164

28.7

47

164

28.7

47

Georgiadou et al. 2018 [30]

PTSD

Essen Trauma Inventory (ETI)

61

16.4

10

139

8.6

12

200

11.4

22

Depression

Patient Health Questionnaire—Depression Module (PHQ-9)

61

34.4

21

139

23.7

33

200

27

54

Anxiety

GAD-7 Scale

61

24.6

15

139

8.6

12

200

13.5

27

Javanbakht et al. 2019 [31]

PTSD

PTSD Checklist Civilian version (PCL-C) DSM-IV version

74

31.9

22

83

32.5

25

157

32.2

47

Depression

Hopkins Symptom Checklist 25 items (HSCL-25)

74

58.8

30

83

38.3

23

157

47.7

53

Anxiety

Hopkins Symptom Checklist 25 items (HSCL-25)

74

52.7

29

83

29.7

19

157

40.3

48

Lies et al. 2020 [32]

PTSD

Short posttraumatic stress disorder inventory (PTSD-8)

31

77.4

24

38

50

19

69

62.3

43

Depression

Hopkins Symptom Checklist 25 items (HSCL-25)

31

68

21

38

42.1

16

69

53.6

37

Anxiety

Hopkins Symptom Checklist 25 items (HSCL-25)

31

74

23

38

36.8

14

69

53.6

37

M’zah et al. 2019 [33]

PTSD

PTSD Checklist for DSM-5 (PTSD-9)

10

N/A

N/A

15

N/A

N/A

25

84

21

Depression

Hopkins Symptom Checklist 25 items (HSCL-25)

10

N/A

N/A

15

N/A

N/A

25

44

11

Anxiety

Hopkins Symptom Checklist 25 items (HSCL-25)

10

N/A

N/A

15

N/A

N/A

25

60

15

Strømme et al. 2020 [34]

PTSD

Harvard Trauma Questionnaire (HTQ)

73

4

3

198

11

21

271

9

24

Tinghög et al. 2017a [35]

PTSD

Harvard Trauma Questionnaire (HTQ)

452

31.3

N/A

763

29

N/A

1215

29.9

N/A

Depression

Hopkins Symptom Checklist 25 items (HSCL-25)

452

44.1

N/A

763

37.9

N/A

1215

40.2

N/A

Anxiety

Hopkins Symptom Checklist 25 items (HSCL-25)

452

38.8

N/A

763

27.7

N/A

1215

31.8

N/A

von Haumeder et al. 2019 [36]

PTSD

PCL-5

43

33.9

18

84

48.8

41

127

46.5

59

  1. N/A not available
  2. aWeighted prevalence rates