Table 5.
Wound bed characteristics including wound bed condition, level of exudate, and wound odour, of patients before enrolment, at randomisation, and at study end. Each value refers to the number of patients in each group with percentages in parentheses
| NLFU + SOC | SOC | ||||
|---|---|---|---|---|---|
| At enrolment | Pre‐treatment | Post‐treatment | Pre‐treatment | Post‐treatment | |
| Fibrin | |||||
| <50% | 21 (58·3%) | 15 (88·2%) | 15 (88·2%) | 12 (63·2%) | 12 (63·2%) |
| ≥50% | 15 (41·7%) | 2 (11·8%) | 2 (11·8%) | 7 (36·8%) | 7 (36·8%) |
| Slough/necrosis | |||||
| <50% | 25 (69·4%) | 9 (52·9%) | 14 (82·4%) | 18 (94·7%) | 19 (100%) |
| ≥50% | 11 (30·6%) | 8 (47·1%) | 3 (17·6%) | 1 (5·3%) | 0 (0%) |
| Granulation | |||||
| <50% | 20 (55·6%) | 9 (52·9%) | 9 (52·9%) | 9 (47·4%) | 8 (42·1%) |
| ≥50% | 16 (44·4%) | 8 (47·1%) | 8 (47·1%) | 10 (52·6%) | 11 (57·9%) |
| Level of exudate | |||||
| None | 0 (0%) | 0 (0%) | 2 (11·8%) | 0 (0%) | 1 (5·3%) |
| Minimal | 9 (25·0%) | 1 (5·9%) | 9 (52·9%) | 5 (26·3%) | 12 (63·2%) |
| Moderate | 24 (66·7%) | 12 (70·6%) | 5 (29·4%) | 12 (63·2%) | 6 (31·6%) |
| Heavy | 3 (8·3%) | 4 (23·5%) | 1 (5·9%) | 2 (10·5%) | 0 (0%) |
| Copious | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
| Wound odour | |||||
| Yes | 1 (2·8%) | 4 (23·5%) | 1 (5·9%) | 2 (10·5%) | 1 (5·3%) |
| No | 35 (97·2%) | 13 (76·5%) | 16 (94·1) | 17 (89·5%) | 18 (94·7%) |
NLFU, non‐contact low‐frequency ultrasound; SOC, standard of care.