Table 1 Results of assessment of risk of bias for Randomized Control Trials, based on Cochrane risk-of-bias-tool [18]
From: Potential biological therapies for severe preeclampsia: a systematic review and meta-analysis
Reference | Sequence generation | Allocation concealment | Blinding of participants and personnel | Blinding of outcome assessments | Incomplete outcome data assessed | Free of selective reporting | Free of other bias |
|---|---|---|---|---|---|---|---|
D’Angelo, 2016 [22] | Low | Low | Low | Low | Low | Low | Low |
Kobayashi, 2003 [21] | Unclear | Unclear | Unclear | Low | Low | Low | Low |
Maki, 2000 [20] | Unclear | Unclear | Low | Low | Low | Low | Low |
Sameshima, 2008 [9] | Low | Low | Low | Low | Low | Low | Low |
Sibai, 2017 [23] | Unclear | Unclear | Unclear | Unclear | Low | Unclear | Low |
Paternoster, 2004 [24] | Low | Low | Unclear | Low | Unclear | Low | Low |