Comparison 7. Lincosamides versus nitroimidazoles (both study arms also received gentamicin).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
7.1 Resolution of ear discharge (1 to 2 weeks)	1	119	Risk Ratio (M‐H, Fixed, 95% CI)	0.74 [0.55, 1.00]
7.1.1 Lincomycin versus metronidazole	1	55	Risk Ratio (M‐H, Fixed, 95% CI)	0.73 [0.47, 1.14]
7.1.2 Clindamycin versus metronidazole	1	64	Risk Ratio (M‐H, Fixed, 95% CI)	0.75 [0.50, 1.12]
7.2 Resolution of ear discharge (2 to 4 weeks)	1	119	Risk Ratio (M‐H, Fixed, 95% CI)	0.72 [0.53, 0.98]
7.2.1 Lincomycin versus metronidazole	1	55	Risk Ratio (M‐H, Fixed, 95% CI)	0.69 [0.44, 1.09]
7.2.2 Clindamycin versus metronidazole	1	64	Risk Ratio (M‐H, Fixed, 95% CI)	0.75 [0.50, 1.12]
7.3 Resolution of ear discharge (after 4 weeks)	1	119	Risk Ratio (M‐H, Fixed, 95% CI)	0.68 [0.48, 0.96]
7.3.1 Lincomycin versus metronidazole	1	55	Risk Ratio (M‐H, Fixed, 95% CI)	0.66 [0.39, 1.11]
7.3.2 Clindamycin versus metronidazole	1	64	Risk Ratio (M‐H, Fixed, 95% CI)	0.70 [0.44, 1.10]