Table 3.
Sub-group analysis for patients requiring NPWT
| NPWT | ||||
|---|---|---|---|---|
| Yes (n = 17) | No (n = 47) | p-value | ||
| Age | 54.71 ± 9.45 | 54.85 ± 0.73 | p = 0.642 | |
| BMI | 32.45 ± 4.93 | 29.40 ± 4.94 | p = 0.058 | |
| Years of dialysis | 4.53 ± 3.00 | 5.26 ± 4.06 | p = 0.746 | |
| Glucose (mmol/L) | 8.17 ± 2.99 | 5.96 ± 1.69 | p = 0.021 | |
| Duration of NPWT (days) | 44.75 ± 29.68 | N/A | N/A | |
| Time to healing (days) | 70.36 ± 34.33 | 32.93 ± 25.02 | p = 0.001 | |
| BMI | Quartile 1 | 0 (0.0%) | 12 (29.3%) | p = 0.051 |
| Quartile 2 | 6 (42.9%) | 7 (17.1%) | ||
| Quartile 3 | 3 (21.4%) | 12 (29.3%) | ||
| Quartile 4 | 5 (35.77%) | 10 (24.4%) | ||
| Sex | Male | 11 (64.7%) | 29 (61.7%) | p = 0.826 |
| Female | 6 (35.3%) | 18 (38.3%) | ||
| Type of dialysis | Predialysis | 1 (5.9%) | 3 (6.5%) | p = 0.744 |
| Haemodialysis | 14 (82.4%) | 34 (73.9%) | ||
| Peritoneal dialysis | 2 (11.8%) | 9 (19.6%) | ||
| Smoker | 7/14 (50.0%) | 9/27 (33.3%) | p = 0.300 | |
| Diabetes mellitus | 10/17 (58.8%) | 14/46 (30.4%) | p = 0.039 | |
| Peripheral vascular disease | 4/17 (23.5%) | 6/47 (12.8%) | p = 0.295 | |
| Type of donor | Living | 1 (5.9%) | 9 (19.1%) | p = 0.106 |
| Brain death | 14 (82.4%) | 25 (53.2%) | ||
| Cardiac death | 2 (11.8%) | 13 (27.7%) | ||
| Delayed graft function | 9/17 (52.9%) | 21/47 (44.7%) | p = 0.559 | |
| Post-operative dialysis | 8/17 (47.1%) | 20/47 (42.6%) | p = 0.748 | |
| Infection | 16/17 (94.1%) | 28/47 (59.6%) | p = 0.008 | |
| Wound collection | 8/17 (47.1%) | 23/47 (48.9%) | p = 0.894 | |
Bold typeface was used to distinguish significant (p<0.05) results