Table 3 The risk of bias summary: review authors’ judgements about each risk of bias item for each included study
Author | Bias from Randomization | Bias from Allocation | Bias from Performance | Bias from Detection | Bias from Attrition | Bias from Reporting | Bias from Other | Overall Risk of Bias |
|---|---|---|---|---|---|---|---|---|
CAPRIE 1996 | Low | Low | Low | Low | Low | Low | Low | Low |
Koo 2021 | Unclear | Unclear | Unclear | Unclear | Low | Low | Low | Some |
Schunkert 2019 | Low | Unclear | Low | Low | Low | Low | Low | Some |
Song 2021 | Unclear | Unclear | Unclear | Unclear | Low | Low | Low | Some |
Watanabe 2024 | Low | Unclear | High | Low | Low | Low | Low | High |
Zhao 2018 | Low | Low | High | Low | Low | Low | Low | High |