From: Recommendations by Cochrane Review Groups for assessment of the risk of bias in studies
Approach recommended | All (n = 50) | Components (n = 41) | Scales (n = 9) |
---|---|---|---|
Analytical approach | 28 (56) | 20 (49) | 8 (89) |
Descriptive approach | 1 (2) | 1 (2) | 0 (0) |
No information | 21 (42) | 20 (49) | 1 (11) |