Risk of bias for randomized controlled trials based on Cochrane’s risk of bias tool
Author | Year | Random sequence generation | Allocation concealment | Blinding of participants and personnel | Blinding of outcome assessment | Incomplete outcome data | Selective reporting | Other sources of bias | Overall bias |
---|---|---|---|---|---|---|---|---|---|
Lagravère et al.18 | 2010 | Low risk | Unclear | Low risk | Unclear | Low risk | Unclear | Low risk | Low risk |
Celenk-Koca et al.20 |
2018 | Low risk | Low risk | Low risk | Low risk | Low risk | Unclear | Low risk | Low risk |
Jia et al.13 | 2021 | Low risk | Low risk | Low risk | Unclear | Low risk | Unclear | Low risk | Low risk |