Table 1: Characteristics, type and prevalence of anxiety disorder in the included studies.

Author, year

Age range

Assessment tool

Study sample

Any ADs

GAD

Phobia

Social phobia

Separation anxiety

PTSD

OCD

event

%

event

%

event

%

event

%

event

%

event

%

event

%

Achiko, 2019

12-17

SCARED

299

-

-

-

-

-

-

189

63

-

-

-

-

-

-

Asfawesen, 2018

10-14

HADS

297

-

-

52

18

-

-

-

-

-

-

-

-

-

-

Fekadu, 2006

5-15

DSM-III-R

472

12

2.5

-

-

-

-

-

-

7

1.5

-

-

-

-

Kebede, 1997

6-18

DICA-R

255

153

2

29

11.4

68

26.7

11

4.3

45

17.7

3

1.2

16

6.3

Ashenafi, 2001

5-15

DSM-II-R

1477

24

5

7

0.5

11

0.7

-

-

-

-

9

0.6

-

-

Mulatu, 1999

6-11

CBCL

611

29

4.7

-

-

-

-

-

-

-

-

-

-

-

-

Desta, 2008

6-15

DICA-R

668

11

1.6

-

-

-

-

-

-

3

0.4

1

0.03

1

0.1

Alem, 2006

8-15

DICA-R

400

12

3

-

-

21

5.3

-

-

2

0.5

-

-

-

-

Nyundo, 2019

10-19

-

1059

-

-

132

12.5

-

-

-

-

-

-

-

-

-

-

Nyundo, 2019

10-19

-

951

-

-

84

9

-

-

-

-

-

-

-

-

-

-

Asnake, 2016

15-24

ASEBA

403

42

10.4

-

-

-

-

-

-

-

-

-

-

-

-

Awas, 1999

15-24

CIDI

112

8

7

-

-

7

6

-

-

-

-

-

-

-

-

Kebede, 2005

15-24

CIDI

613

65

11

-

-

-

-

-

-

-

-

-

-

-

-

Wendemagegn, 2017

15-24

DSM-IV

215

-

-

50

23

-

-

-

-

-

-

-

-

-

-

Kebede, 1999

15-24

CIDI

529

40

8

53

10

27

5

-

-

-

-

-

-

-

-

Tafari, 1991

15-24

HRSRS

418

21

5

-

-

-

-

-

-

-

-

-

-

-

-

Note: ASEBA: Achenbach System of Empirically Based Assessment; CBCL: Child Behaviour Checklist; CIDI: Composite International Diagnostic Interview; DICA-R: Diagnostic Interview for Children and Adolescent; DSM-IV: Diagnostic and Statistical Manual for mental health 4th Edition; HADS: Hospital Anxiety and Depression Scale; HRSRS: Holmes-Rahe Social Readjustment Scale; SCARED: Screen for Child Anxiety Related Emotional Disorders.