[Retracted] Efficacy of Oxidized Regenerated Cellulose/Collagen Dressing for Management of Skin Wounds: A Systematic Review and Meta-Analysis

Table 1

Demographic data of all included studies.

Authors	Study design	Centres	No. of patients	Age	Gender (M/F)	Test dressing	Control dressing	Type of wound
Veves et al., 2002 [29]	RCT	11	276	58.3 (23–85)	203/73	ORC/collagen matrix	Gauze	DFUs
Vin et al., 2002 [30]	RCT	14	73	33–88	26/47	ORC/collagen matrix	Nonadherent dressing (Adaptic)	VLUs
Lobmann et al., 2006 [26]	RCT	1	33	64 ± 11	NR	ORC/collagen matrix	Good standard wound care	DFUs
Luis Lazaro-Martinez et al., 2007 [27]	RCT	1	40	NR	NR	ORC/collagen matrix	Hydroactive dressing	DFUs
Kakagia et al., 2007 [24]	RCT	1	54	NR	22/29	ORC/collagen matrix	Autologous growth factors	DFUs
Smeets et al., 2008 [13]	RCT	NR	27	63 ± 8	NR	ORC/collagen matrix	Hydro-colloid dressing	VLUs
Motzkau et al., 2010 [15]	RCT	1	19	NR	NR	ORC/collagen matrix	Good standard wound care	DFUs
Ulrich et al., 2011 [28]	CCT	1	32	>18	22/10	ORC/collagen matrix	Hydro-colloid dressing	DFUs
Gottrup et al., 2013 [22]	RCT	2	39	NR	35/4	ORC/collagen/silver-ORC	Open wound healing	DFUs
Kloeters et al., 2015 [25]	RCT	1	33	>18	NR	ORC/collagen with foam dressing	Foam hydropolymer dressing	PIs
Cullen et al., 2017 [21]	RCT	3	49	24–90	31/18	ORC/collagen/silver-ORC	Standard of care	VLUs
Griffin et al., 2019 [23]	CCT	1	844	NR	NR	ORC/collagen/silver-ORC	Ovine (sheep-derived) collagen extracellular matrix	DFUs
Chowdhry, 2019 [20]	CRS	1	59	51.9 ± 14.4	27/32	ORC/collagen/silver-ORC	Petrolatum-based gauze dressing	Skin graft donor site wounds

Note: RCT, randomized clinical trial; CCT, comparative clinical trial; CRS, comparative retrospective study; ORC, oxidized regenerated cellulose; DFU, diabetic foot ulcer; VLU, venous leg ulcer; PI, pressure injuries; NR, not reported.