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Table 2 Risk of bias assessment for the included studies, N = 14

From: Immediate versus delayed induction of labour in hypertensive disorders of pregnancy: a systematic review and meta-analysis

S.No Author and year Random sequence generation Allocation concealment Blinding of the participants Blinding of outcome assessment Incomplete outcome data Selective reporting of outcome
1. Bhageerathy et al. 2016 [22] Low risk Low risk High risk High risk Low risk Unclear risk
2. Boers et al. 2010 [15] Low risk Low risk High risk Unclear risk Low risk Low risk
3. Broekhuijsen et al. 2015 [23] Low risk Low risk High risk Unclear risk Low risk Low risk
4. Chappell et al. 2019 [24] Unclear risk Unclear risk High risk High risk Unclear risk Unclear risk
5. Duvekot et al. 2015 [25] Low risk Low risk High risk High risk Low risk Unclear risk
6. GRIT study group 2013 [26] Low risk Unclear risk High risk Unclear risk Unclear risk Low risk
7. Hamed et al. 2014 [16] Low risk Unclear risk High risk High risk Low risk Unclear risk
8. Koopmans et al. 2009 [27] Low risk Low risk High risk Unclear risk Low risk Low risk
9. Owens et al. 2014 [28] Low risk Unclear risk High risk Unclear risk Unclear risk Low risk
10. Majeed et al. 2014 [29] Unclear risk Unclear risk High risk High risk Unclear risk High risk
11. Mesbah EMM 2003 [30] Low risk Low risk Unclear risk Unclear risk High risk Low risk
12. Odendaal HJ et al. 1990 [32] Unclear risk Unclear risk Unclear risk Unclear risk Unclear risk Unclear risk
13. Sibai BM et al. 1994 [33] Low risk Low risk Unclear risk Unclear risk Low risk Low risk
14. Vigil De Gracia et al. 2013 [31] Low risk Low risk Unclear risk Unclear risk Low risk Low risk