Table 2 Risk of bias of included RCTs for dichotomous outcome of interest (n = 10)
Dimension assessed | Low No. (%) | Some concerns No. (%) | High No. (%) |
|---|---|---|---|
ROB arising from randomization process | 8 (80) | 2 (20) | 0 |
ROB due to deviations from the intended intervention | 8 (80) | 2 (20) | 0 |
ROB due to missing outcome data | 9 (90) | 0 | 1 (10) |
ROB in measurement of the outcome | 10 (100) | 0 | 0 |
ROB in selection of the reported result | 10 (100) | 0 | 0 |
Overall ROB | 7 (70) | 2 (20) | 1 (10) |