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. 2021 Aug 16;2021(8):CD013761. doi: 10.1002/14651858.CD013761.pub2
Study ID Study design Number of arms Country Being fully or partly funded by industry Follow‐up duration Care setting Total participants (male/female, only those with available data ) Age Ulcer stage at baseline Average ulcer surface area (cm2) Study arm 1 (healing/total/ missing) Study arm 2 (healing/total/ missing)
Allman 1987 * RCT 2 USA Partly 13 days Hospital 72 (27/38) 66.6 superficial & deep 9.4 Reactive air surfaces (20/36) Foam surfaces (15/36)
Cassino 2013 RCT 2 Italy Fully 12 weeks Community & long‐term care 72 (17/55) 85.4 1 to 4 ND Reactive gel surfaces (5/37) Standard hospital surfaces (3/35)
Day 1993 RCT 2 USA Partly 7 days Hospital 83 (35/48) 76 2 to 4, unstageable ND Alternating pressure (active) air surfaces (ND) Foam surfaces (ND)
Devine 1995 RCT 2 UK Partly 4 weeks Hospital 41 (17/24) 82.5 2 to 4 12.8 Alternating pressure (active) air surfaces (10/16/6) Alternating pressure (active) air surfaces (5/14/5)
Evans 2000a RCT 2 UK Fully 20.5 days Hospital 12 (6/6) 72.2 2 to 4 4.2 Alternating pressure (active) air surfaces (3/7/0) Alternating pressure (active) air surfaces (3/5/0)
Evans 2000b RCT 2 UK Fully 53.5 days Community & long‐term care 20 (1/19) 86.5 2 to 4 6.6 Alternating pressure (active) air surfaces (1/10/0) Alternating pressure (active) air surfaces (5/10/0)
Ferrell 1993 * RCT 2 USA Partly 37.5 days Community & long‐term care 84 (42/42) 84.5 2 to 4 4.2 Reactive air surfaces (26/43) Foam surfaces (19/41)
Groen 1999 * RCT 2 Netherlands ND 4 weeks ND 120 ND 3 to 4 ND Foam surfaces (22/49) Reactive water surfaces (25/52)
Mulder 1994 * RCT 2 USA Fully 12 weeks Community & long‐term care 49 ND 3 to 4 ND Alternating pressure (active) air surfaces (5/31) Foam surfaces (3/18)
Munro 1989 RCT 2 USA Fully 15 days Hospital 40 (40/0) ND 2 to 3 18.62 Reactive air surfaces (ND) Standard hospital surfaces (ND)
Russell 2000 RCT 2 UK Fully 18 months Hospital 183 84.2 2 or above ND Alternating pressure (active) air surfaces (24/55) Alternating pressure (active) air surfaces (17/58)
Strauss 1991 RCT 2 USA Fully 36 weeks Community & long‐term care 112 (57/55) 64 3 to 4 ND Reactive air surfaces (29/47) Standard hospital surfaces (ND)