Comparison 7. Peripartum/postnatal prophylaxis (caesarean): HES versus UFH.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
7.1 Asymptomatic thromboembolic events	1	207	Risk Ratio (M‐H, Fixed, 95% CI)	0.76 [0.27, 2.11]
7.2 Blood transfusion	1	207	Risk Ratio (M‐H, Fixed, 95% CI)	0.50 [0.05, 5.48]
7.3 Bleeding episodes	1	207	Risk Ratio (M‐H, Fixed, 95% CI)	0.40 [0.08, 2.03]
7.4 Serious wound complications	1	207	Risk Ratio (M‐H, Fixed, 95% CI)	0.67 [0.25, 1.82]