Table 1 Risk of Bias for all included studies

Lebel C

Anxiety; depression

4

0

2

6

Ayaz R

Anxiety

3

0

3

6

Durankuş F

Anxiety; depression

3

0

2

5

Liu X

Anxiety

5

2

2

9

Mappa I

Anxiety

4

0

2

6

López-Morales H

Anxiety; depression

3

2

2

7

Salehi L

Anxiety

3

0

2

5

Gur RE

Anxiety; depression

4

2

2

8

Ng QJ

Anxiety; depression; stress

5

0

2

7

Effati-Daryani F

Anxiety; depression; stress

4

2

2

8

Ravaldi C

Anxiety

2

0

2

4

Zhou Y

Anxiety; depression; PTSD; sleep disorders

3

2

2

7

Kahyaoglu Sut H

Anxiety; depression

3

2

2

7

Sinaci S

Anxiety

4

1

2

7

Dong H

Anxiety; depression

3

2

2

7

Hocaoglu M

Anxiety; PTSD

4

0

3

7

Yue C

Anxiety

4

1

2

7

Taubman-Ben-Ari O

Anxiety

2

0

2

4

Maharlouei N

Anxiety

2

0

2

4

Milne SJ

Anxiety

1

0

1

2

Ceulemans M

Anxiety; depression; stress

4

2

2

8

Yassa M

Anxiety

3

0

1

4

Jiang H

Anxiety; depression; stress

4

2

2

8

Mayeur A

Anxiety

2

0

2

4

Lin W

Anxiety; depression

4

2

2

8

Yang X

Anxiety; depression

4

0

2

6

Akgor U

Anxiety; depression

4

0

2

6

Preis H

Anxiety; stress

3

2

2

7

Dagklis T

Anxiety; depression

4

0

2

6

Esteban-Gonzalo S

Anxiety

4

2

2

8

Koyucu RG

Anxiety; depression; stress

3

0

2

5

Liu J

Anxiety; depression

3

2

2

7

Cao Y

Anxiety; depression

3

0

2

5

Mappa I

Anxiety

4

0

2

6

Mehdizadehkashi A

Anxiety

4

0

3

7

Yirmiya K

Anxiety; depression; stress

3

2

2

7

Xie M

Anxiety; depression; sleep disorders

3

0

1

4

Ge Y

Anxiety

3

0

2

5

López-Morales H

Anxiety; depression

3

2

2

7

Puertas-Gonzalez JA

Anxiety; depression; stress

4

2

2

8

Çolak S

Anxiety; depression; stress

4

0

2

6

Xu K

Anxiety; depression; stress; sleep disorders

4

2

2

8

Zilver SJM

Anxiety; depression; stress

4

2

2

8

Maharlouei N

Anxiety; depression; stress

4

0

2

6

Harrison V

Anxiety; depression

4

0

2

6

Saadati N

Anxiety

4

0

2

6

Wang Q

Anxiety; depression

4

2

2

8

Behmard V

Anxiety

4

2

2

8

Hamzehgardeshi Z

Anxiety; depression

4

2

2

8

Jelly P

Anxiety

4

0

2

6

Wang Q

Anxiety; depression

5

0

2

7

Zhang Y

Anxiety; stress

4

1

2

7

Masjoudi M

Anxiety; stress

4

1

2

7

Shangguan F

Anxiety; stress

3

2

2

7

Tsakiridis I

Anxiety; depression

4

0

2

6

Brik M

Anxiety

1

0

1

2

Effati-Daryani F

Anxiety; depression; stress

4

0

2

6

Lubián López DM

Anxiety

4

0

2

6

Maleki A

Anxiety

4

0

2

6

Khoury JE

Anxiety; depression; stress; sleep disorders

4

2

2

8

Suárez-Rico BV

Anxiety

3

0

2

5

Obata S

Anxiety; depression

3

2

2

7

Mo PKH

Anxiety; depression

4

2

2

8

Wu F

Anxiety; depression

4

2

2

8

Ding W

Anxiety

4

0

2

6

Mirzaei N

Anxiety; depression

4

0

2

6

Ramirez Biermann C

Anxiety; depression

1

0

1

2

Palalioglu RM

Anxiety

3

0

2

5

Molgora S

Anxiety; depression

4

0

2

6

Patabendige M

Anxiety; depression

4

0

1

5

Zeng X

Anxiety; depression; sleep disorders

4

2

2

8

Nurrizka RH

Anxiety

2

0

2

4

Wu Y

Depression

4

2

3

9

Wang Y

Depression; PTSD

3

1

2

6

Medina-Jimenez V

Depression; stress

4

0

2

6

Matsushima M

Depression

4

0

2

6

Gildner TE

Depression

4

0

2

6

Shayganfard M

Depression; stress

4

0

2

6

Silverman ME

Depression

3

0

3

6

Muhaidat N

Depression

3

0

2

5

Thayer ZM

Depression

4

2

2

8

Zhang CJP

Depression; PTSD

4

2

2

8

Khamees RE

Depression

4

0

2

6

Silverman ME

Depression

3

0

2

5

Shahid A

Depression; sleep disorders

4

0

1

5

Ionio C

Depression

4

0

2

6

Overbeck G

Depression

3

2

2

7

Kachi Y

Depression

3

2

2

7

Smith CL

Depression; stress

2

2

2

6

King LS

Depression

2

2

1

5

Korukcu O

Depression

4

0

2

6

Zhou Y

Depression

4

2

2

8

Chaves C

Depression

4

0

2

6

Davis JA

Stress

4

2

3

9

Ionio C

PTSD

4

0

2

6

Basu A

PTSD

4

2

2

8

Kara P

PTSD

4

0

2

6

Wang J

Sleep disorders

4

2

2

8