Table 3 Randomised clinical trials quality assessment checklist
| Assessment criteria | Studies fulfilling criteria | Studies not fulfilling criteria |
|---|---|---|
| Randomization of participants is reported | ||
| All participants who entered the study would have been accounted for in the analysis | ||
| Participants were analysed in the groups they were randomized to | ||
| Blinded outcome assessment was used | ||
| Power calculation information was provided | ||
| Baseline characteristics of study groups were balanced or adjustment for the imbalance in analyses |