Table 2.
Details of the 15 included randomized controlled trial studies
| Characteristics of RCT Studies | Exp (SWC+ES) | Control (SWC – ES) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Ref. | Study, Year of Publication | N total | Type of Ulcer | Type of ES | Weeks | N Exp. | PAR4 (%) | N Ctr. | PAR4 (%) |
| 22 | Ahmad, 2008 | 60 | PU | Uni | 5 | 45 | 62.35 | 15 | 20.76 |
| 23 | Baker/Rubayi, 1996 | 192 | DFU | Bi | 4 | 125 | 38.49 | 67 | 51.00 |
| 24 | Baker/Chambers, 1997 | 114 | PU | Bi | 4 | 61 | 64.77 | 53 | 41.78 |
| 25 | Barczak, 2001 | 33 | PU | Uni | 4 | 16 | 69.21 | 17 | 44.04 |
| 26 | Carley, 1985 | 30 | Mixed | Uni | 5 | 15 | 83.46 | 15 | 37.92 |
| 27 | Feedar, Kloth, 1991 | 50 | Mixed | Uni | 4 | 26 | 56.18 | 24 | 32.82 |
| 28 | Franek, 2006 | 55 | VLU | Uni | 7 | 28 | 42.05 | 27 | 28.27 |
| 29 | Franek, 2012 | 50 | PU | Uni | 6 | 26 | 68.83 | 24 | 23.24 |
| 30 | Houghton, 2003 | 42 | VLU | Uni | 4 | 22 | 44.30 | 20 | 16.00 |
| 31 | Houghton, 2010 | 34 | PU | Uni | 12 | 16 | 37.02 | 18 | 13.83 |
| 32 | Jankovic, 2008 | 43 | VLU | Bi | 3 | 24 | 89.62 | 19 | 56.42 |
| 33 | Junger, 2008 | 39 | VLU | Uni | 16 | 20 | 15.11 | 19 | 3.04 |
| 34 | Peters, 2001 | 40 | DFU | Uni | 12 | 20 | 56.09 | 20 | 34.17 |
| 35 | Petrofsky, 2010 | 20 | DFU | Bi | 4 | 10 | 68.40 | 10 | 30.10 |
| 36 | Wood, 1993 | 74 | PU | Uni | 8 | 43 | 60.37 | 31 | 6.77 |
| Total/average | 876 | PU: 6 | Uni: 11 | 6.53 | 497 | 57.08 | 379 | 29.34 | |
| VLU: 4 | Bi: 4 | ||||||||
| DFU: 3 | |||||||||
| Mixed: 2 | |||||||||
Ctr, control group; DFU, diabetic foot ulcers; Exp, experimental group; PAR4, percentage area reduction in 4 weeks; PU, pressure ulcers; VLU, venous leg ulcers.