Table 2. Baseline lower limb and lesion characteristics.
| Number of patients | 374 |
|---|---|
| Rutherford classification | |
| 5, n (%) | 284 (75.9) |
| 6, n (%) | 90 (24.1) |
| CRP, mg/dL | 1.30±5.64 |
| WIfI classification | |
| 1 (Very low risk) | 27 (7.2) |
| 2 (Low risk) | 64 (17.1) |
| 3 (Moderate risk) | 96 (25.7) |
| 4 (High risk) | 187 (50.0) |
| Ankle-brachial index on admission | 0.65±0.20 |
| 0.65 (0.53-0.77) | |
| Skin perfusion pressure at dorsalis pedis side | 29.8±18.2 |
| 28.0 (17.0-40.5) | |
| plantar side, mmHg | 32.3±18.1 |
| 31.0 (20.0-43.0) | |
| Aorto-iliac lesion, n (%) | 46 (12.3) |
| Femoro-popliteal lesion, n (%) | 190 (50.8) |
| BTK lesion, n (%) | 333 (89.0) |
| Isolated BTK lesion, n (%) | 171 (45.7) |
Data are shown as mean±standard deviation or median with the first and third quartile as continuous data as appropriate. Categorical data are expressed as number with percentages.
CRP, C-reactive protein; WIfI, Wound, Ischemia, and foot Infection classification system; BTK, Below-the-knee