Table 2.
Initial clinical data.
| Variables | No. (%) or Mean SD |
| CLTI, Rutherford V | 30 (100%) |
| CTO below the knee | 30 (100%) |
| Concomitant SFA disease, requiring treatment | 1 (3%) |
| Previous open surgery on index leg | 3 (10%) |
| Previous endovascular intervention on index leg | 13 (43%) |
| Previous minor amputations on index leg | 6 (20%) |
| Elevated CRP on admission | 12 (40%) |
| Increased WBC on admission | 10 (33%) |
| WIfI, W2 | 14 (46%) |
| WifI, I2 | 15 (50%) |
| WifI, fI1 | 12 (40%) |
| ABI (20 patients) | 0.6 [0.21] |
| CTO, intended to treat P3 | 1 (3%) |
| CTO, intended to treat distal to popliteal artery | 30 (100%) |
| BP, systolic at the beginning of procedure | 154 19.4 |
| Oxygen saturation, % | 94 2.5 |
CLTI, chronic limb threatening ischemia; CTO, chronic total occlusion; SFA, superficial femoral artery; CRP, C reactive protein; WBC, white blood cells; WIfI, the classification system proposed by the Society for Vascular Surgery (W, Wound; I, Ischaemia; fI, foot Infection); ABI, ankle brachial index; BP, blood pressure.