Table 7.
Baseline demographics and clinical characteristics of trial participants
| Characteristic | Result |
|---|---|
| Gender (n) |
5 male, 7 female |
| Age* |
67.5 (54.5 to 82.0) years |
| Care setting (n) and patients location |
3 acute: general ward (n = 3) |
| |
9 community: patient’s home (n = 8), nursing home (n = 1). |
| Reference ulcer grade |
Grade III (n = 7) |
| |
Grade IV (n = 5) |
| Reference ulcer location: |
|
| Heel (n) |
1 |
| Trochanter (n) |
1 |
| Sacrum (n) |
5 |
| Buttocks/gluteal (n) |
3 |
| Ischial (n) |
2 |
| Pressure ulcer dimensions: |
|
| Width* |
3.0 (2.0 to 3.8) cm |
| Depth* |
4.0 (2.2 to 6.5) cm |
| Length* |
5.0 (4.0 to 7.2) cm |
| Duration of reference ulcer* |
4.0 (2.2 to 28.5) months |
| Time elapsed since development of first pressure ulcer* |
24.0 (3.0 to 144.0) months |
| Number of patients with an infected reference ulcer (n) |
0 |
| Number of patients with osteomyelitis (n) |
0 |
| Number of patients who had a previous pressure ulcer at the same location as the current reference ulcer (n) |
3 |
| Number of co-morbidities (n)* |
2.5 (2.0 to 5.0) |
| Number of patients with grade I/II pressure ulcer(s) in addition to the reference pressure ulcer (n patients) |
0 grade I/II (n = 2 patients) |
| |
1 grade I/II (n = 5 patients) |
| |
3 grade I/II (n = 1 patient) |
| |
Not recorded (n = 4 patients) |
| Number of grade III/IV pressure ulcer(s) in patients (n patients) |
1 grade III/IV pressure ulcer (n = 8 patients) |
| |
2 grade III/IV pressure ulcers (n = 2 patients) |
| |
3 grade III/IV pressure ulcers (n = 1 patient) |
| |
4 grade III/IV pressure ulcers (n = 1 patient) |
| Treatment preference |
Prefer NPWT (n = 3) |
| |
Prefer SC (n = 1) |
| |
No preference (n = 8) |
| Number of patients able to complete the visual analogue pain scale (n) |
9 |
| Visual analogue pain scale score* | 0.6 (0.2 to 3.9) cm |
*Data are presented as median and 25th to 75th centiles.