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. 2012 Aug 15;2012(8):CD000494. doi: 10.1002/14651858.CD000494.pub4

China 2004a.

Methods Open, randomised trial. Randomisation generated by a random‐number table. Unclear if outcome assessments were blinded.
Participants 60 low‐risk women delivering vaginally in Hong Kong, China.
Interventions Misoprostol 600 mcg sublingually vs syntometrine IV.
Outcomes Blood loss, side‐effects. Blood loss was both estimated visually and measured using alkaline hematin technique.
Notes Third stage management was 'active' using early cord clamping and cord traction.
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Low risk "Random number‐generated table."
Allocation concealment (selection bias) High risk Inadequate concealment.
Blinding (performance bias and detection bias) 
 All outcomes High risk Open trial. Unclear if outcome assessments are blinded.
Incomplete outcome data (attrition bias) 
 All outcomes Low risk No mention of postrandomisation exclusion or loss to follow‐up.
Selective reporting (reporting bias) Unclear risk Not all of the primary outcomes of the review have been reported.
Other bias Low risk Demographic and labour characteristics of the 2 groups are comparable.