Comparison 4. Treatment benefit of antibiotic prophylaxis for different antibiotic agents.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Number of participants experiencing shunt infection for different antibiotic agents	11	1109	Risk Ratio (IV, Random, 95% CI)	0.55 [0.36, 0.84]
1.1 Administration of penicillin	4	390	Risk Ratio (IV, Random, 95% CI)	0.59 [0.22, 1.63]
1.2 Admnistration of trimethoprim ‐ sulphamethoxazole	2	242	Risk Ratio (IV, Random, 95% CI)	0.49 [0.15, 1.61]
1.3 Administration of vancomycin	1	158	Risk Ratio (IV, Random, 95% CI)	1.03 [0.35, 3.04]
1.4 Administration of cephalosporin	2	165	Risk Ratio (IV, Random, 95% CI)	0.51 [0.18, 1.43]
1.5 Administration of gentamicin	1	44	Risk Ratio (IV, Random, 95% CI)	0.21 [0.03, 1.72]
1.6 Implantation of antibiotic‐impregnated catheters	1	110	Risk Ratio (IV, Random, 95% CI)	0.36 [0.10, 1.24]