Comparison 9. Silver‐impregnated dressing vs silver sulphadiazine.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Wound healing time (days)	2	169	Mean Difference (IV, Fixed, 95% CI)	‐4.22 [‐5.92, ‐2.52]
2 Wound healing: number of people healed at 7 days	1	104	Risk Ratio (M‐H, Fixed, 95% CI)	1.5 [0.58, 3.91]
3 Wound healing: number of people healed at 10 days	1	104	Risk Ratio (M‐H, Fixed, 95% CI)	1.82 [0.97, 3.40]
4 Wound healing: number of people healed at 15 days	2	270	Risk Ratio (M‐H, Fixed, 95% CI)	1.17 [1.02, 1.35]
5 Wound healing: number of people healed at 17 days	1	104	Risk Ratio (M‐H, Fixed, 95% CI)	1.23 [0.98, 1.54]
6 Wound healing: number of people healed at 21 days	1	104	Risk Ratio (M‐H, Fixed, 95% CI)	1.21 [1.06, 1.37]
7 Healing rate (% wound area)	1	166	Mean Difference (IV, Fixed, 95% CI)	2.21 [‐2.37, 6.79]
8 Pain	3	135	Mean Difference (IV, Random, 95% CI)	‐2.84 [‐5.89, 0.21]
9 Need for surgery	1	50	Risk Ratio (M‐H, Fixed, 95% CI)	0.67 [0.21, 2.08]
10 Number of infections	4	348	Risk Ratio (M‐H, Fixed, 95% CI)	1.04 [0.64, 1.67]
11 Number of wound dressings	1	65	Mean Difference (IV, Fixed, 95% CI)	‐11.07 [‐19.58, ‐2.56]
12 Nursing time (minutes)	1	65	Mean Difference (IV, Fixed, 95% CI)	‐4.82 [‐19.42, 9.78]