Comparison 9. Gelatin‐thrombin matrix versus placebo or no treatment.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Blood loss (ml)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐545.0 [‐593.26, ‐496.74]
2 Need for blood transfusion	1	50	Odds Ratio (M‐H, Fixed, 95% CI)	0.01 [0.00, 0.10]
3 Postoperative vaginal blood loss (ml)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐225.0 [‐254.46, ‐195.54]
4 Duration of surgery (min)	1	50	Mean Difference (IV, Fixed, 95% CI)	5.0 [1.29, 8.71]
5 Postoperative haemoglobin drop (g/dl)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐2.3 [‐2.66, ‐1.94]
6 Duration of hospital stay (days)	1	50	Mean Difference (IV, Fixed, 95% CI)	‐2.0 [‐2.69, ‐1.31]
7 Postoperative fever	1	50	Odds Ratio (M‐H, Random, 95% CI)	0.32 [0.01, 8.25]