Comparison 16. Benzathine penicillin versus procaine penicillin.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Cure rate	2	281	Odds Ratio (M‐H, Random, 95% CI)	0.53 [0.27, 1.01]
2 Failure rate	2	281	Odds Ratio (M‐H, Random, 95% CI)	3.17 [0.90, 11.11]
3 Male sex	2	281	Odds Ratio (M‐H, Random, 95% CI)	1.09 [0.67, 1.76]
4 Age between 2 to 6 years	2	301	Odds Ratio (M‐H, Random, 95% CI)	1.08 [0.47, 2.48]
5 Age between 7 to 12 years	2	301	Odds Ratio (M‐H, Random, 95% CI)	0.52 [0.31, 0.88]
6 Lost to follow‐up	1	176	Odds Ratio (M‐H, Random, 95% CI)	1.80 [0.16, 20.25]
7 Failure rates in radiographically confirmed pneumonia	1	176	Odds Ratio (M‐H, Random, 95% CI)	1.61 [0.45, 5.70]