Table 1.
Patient descriptive characteristics.
| Parameters | TTT (n = 42) | Control (n = 43) | p value |
|---|---|---|---|
| Age (years) | 63.5 | 63.1 | 0.88 |
| Male sex, n (%) | 33 (78.6) | 33 (76.8) | 0.84 |
| Duration of ulcers (months) | 6.4 | 4.9 | 0.44 |
| Ulcer area (cm2) | 16.2 | 11.0 | 0.21 |
| University of Texas wound classification system, n (%) | |||
| 2-B | 6 (14.3) | 9 (20.9) | 0.42 |
| 2-C | 6 (14.3) | 7 (16.7) | 0.80 |
| 2-D | 12 (28.6) | 11 (25.6) | 0.76 |
| 3-B | 1 (2.4) | 2 (4.7) | 0.98 |
| 3-C | 1 (2.4) | 1 (2.3) | 0.48 |
| 3-D | 16 (38.1) | 13 (30.2) | 0.44 |
| Site of ulcer, n (%) | |||
| Foot | 35 (83.3) | 30 (69.8) | 0.14 |
| Leg | 7 (16.7) | 13 (30.2) | |
| Etiology, n (%) | |||
| Arterial | 36 (85.7) | 32 (74.4) | 0.19 |
| Venous | 4 (9.5) | 7 (16.7) | 0.55 |
| Mixed | 2 (4.8) | 4 (9.3) | 0.69 |
| Stroke, n (%) | 1 (2.4) | 0 (0.0) | 0.99 |
| Hypertension, n (%) | 16 (38.1) | 12 (27.9) | 0.32 |
| Coronary heart disease, n (%) | 4 (9.5) | 4 (9.3) | 0.74 |
| Current smoker, n (%) | 15 (35.7) | 24 (55.8) | 0.06 |
| Prior treatment, n (%) | |||
| Debridements | 39 (92.9) | 40 (93.0) | 0.98 |
| Negative-pressure wound therapy | 0 (0.0) | 0 (0.0) | — |
| Revascularization | 10 (23.8) | 11 (25.6) | 0.85 |
| Skin graft or equivalent | 2 (4.8) | 0 (0.0) | 0.46 |
| Local or free flap | 1 (2.4) | 1 (2.3) | 0.48 |
| Current treatment, n (%) | |||
| Debridements | 42 (100.0) | 43 (100.0) | — |
| Negative-pressure wound therapy | 1 (2.4) | 1 (2.3) | 0.48 |
| Revascularization | 0 (0.0) | 39 (90.7) | <0.001 |
| Skin graft or equivalent | 0 (0.0) | 0 (0.0) | — |
| Local or free flap | 0 (0.0) | 1 (2.3) | 0.48 |
Data are presented as the mean ± SD or n (%); TTT = tibial cortex transverse transport