Group I | Group II | |
---|---|---|
Study types | Conventional RCTs |
|
Assessment | Cochrane Collaboration risk of bias tool |
|
Analysis |
| Random-effect model (DerSimonian-Laird effect) |
non-RCT, non-randomised controlled trials; NRCTs, non-randomised controlled trials; NRSMG, Non-Randomized Study Methods Group; PCS's, double-armed prospective cohort studies; Q-RCTs, quasi-randomised controlled trials; RCT, randomised controlled trials.