Study

Methodological items

Total

1

2

3

4

5

6

7

8

9

10

11

12

Khan et al. (2013)

2

2

2

2

1

2

2

1

0

1

0

0

15

Shah et al. (2004)

2

2

1

2

1

2

2

0

0

1

1

0

14

Nambiar et al. (2018)

2

2

2

2

1

2

2

1

0

1

1

0

16

Acharya et al. (2019)

2

2

2

2

2

2

2

2

1

2

2

1

22

Mathur et al. (2020)

2

2

0

1

1

1

2

2

2

1

1

1

16

Deleanu et al. (2014)

2

2

1

1

2

2

2

1

1

2

2

2

20