Comparison 6. Cephalosporin + antiprotozoal versus placebo.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Abdominal wound infection	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
1.1 Abdominal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	1.0 [0.14, 7.03]
2 Urinary tract infection	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 Vaginal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.5 [0.24, 1.04]
2.2 Abdominal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.27 [0.08, 0.96]
3 Pelvic infection	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
3.1 Vaginal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.05 [0.01, 0.37]
4 Postoperative fever	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
4.1 Vaginal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.5 [0.34, 0.73]
4.2 Abdominal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.79 [0.58, 1.09]
5 Need for therapeutic antibiotics	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
5.1 Vaginal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.36 [0.19, 0.68]
5.2 Abdominal hysterectomy	1	406	Risk Ratio (M‐H, Fixed, 95% CI)	0.38 [0.15, 0.94]
6 Length of hospital stay	1		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
6.1 Abdominal hysterectomy	1	406	Mean Difference (IV, Fixed, 95% CI)	‐0.30 [‐0.60, ‐0.00]