Comparison 4. Wound irrigation techniques (A versus B).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
4.1 Alveolar osteitis (7 days)	2		Risk Ratio (IV, Fixed, 95% CI)	Subtotals only
4.1.1 Mechanical versus manual surgical wound irrigation	1	99	Risk Ratio (IV, Fixed, 95% CI)	0.33 [0.01, 8.09]
4.1.2 High‐volume versus low‐volume wound irrigation	1	211	Risk Ratio (IV, Fixed, 95% CI)	0.52 [0.27, 1.02]
4.2 Wound infection (7 days)	2		Risk Ratio (IV, Fixed, 95% CI)	Subtotals only
4.2.1 Mechanical versus manual surgical wound irrigation	1	99	Risk Ratio (IV, Fixed, 95% CI)	0.50 [0.05, 5.43]
4.2.2 High‐volume versus low‐volume wound irrigation	1	211	Risk Ratio (IV, Fixed, 95% CI)	0.17 [0.02, 1.37]