AQUACEL® Ag Surgical Dressing Reduces Surgical Site Infection and Improves Patient Satisfaction in Minimally Invasive Total Knee Arthroplasty: A Prospective, Randomized, Controlled Study

Table 2

Surgical site infection and blistering estimated according to intention-to-treat and per-protocol analysis in patients treated with AQUACEL Ag Surgical dressing and control dressing.

Wound complications	AQUACEL Ag Surgical (study dressing) (dropouts, )		Sofra-Tulle (control dressing); (dropouts, )
	ITT analysis	PP analysis	ITT analysis	PP analysis
Blistering, % (95% CI)	2.5 (0.00–5.33)	1.7 (0.00–4.17)	5.0 (1.04–8.96)	5.1 (1.07–9.18)
Superficial SSI, % (95% CI)	0.8 (0.00–2.48)	0.9 (0.00–2.59)	8.3 (3.32–13.3)	8.5 (3.41–13.7)
Deep/organ-space SSI, % (95% CI)	0	0	0.8 (0.00–2.48)	0.9 (0.00–2.55)

SSI: surgical site infection; CI: confidence interval; 95% CI: 95% confidence interval; ITT: intention-to-treat; PP: per-protocol.