Comparison 18. Cephalosporin: one dose versus three doses.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Total postoperative infections ‐ early and late	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
1.1 Vaginal hysterectomy	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.5 [0.05, 5.36]
2 Pelvic infection	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 Vaginal hysterectomy	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.5 [0.05, 5.36]
3 Postoperative fever	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
3.1 Vaginal hysterectomy	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.91 [0.42, 1.97]
4 Length of hospital stay	1		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
4.1 Vaginal hysterectomy	1	116	Mean Difference (IV, Fixed, 95% CI)	‐0.30 [‐0.72, 0.12]