Table 1 Demographics, Comorbidities, Presentation and Lesion Characteristics of ALI Patients
Characteristic | Primary CBT (n = 57) | Primary CDT (n = 41) | p value |
|---|---|---|---|
Age, y, mean ± SD (range) | 68.89 ± 11.88 | 70.63 ± 10.87 | .461 |
Male sex | 35 (61.4%) | 25 (61.0%) | .966 |
Duration of symptoms at presentation, h, mean ± SD (range) | 37.2 ± 32.8 | 31.0 ± 28.2 | .332 |
Risk factors | |||
 Diabetes mellitus | 20 (35.1) | 12 (29.3) | .545 |
 Coronary artery disease | 19 (33.3) | 13 (31.7) | .886 |
 Rheumatic heart disease | 9 (15.8) | 5 (12.2) | .616 |
 Previous cerebrovascular accident | 7 (12.3) | 3 (7.3) | .644 |
 Renal insufficiency | 5 (8.8) | 3 (7.3) | 1.00 |
 Hypertension | 38 (66.7) | 31 (75.6) | .339 |
 Hyperlipidemia | 18 (31.6) | 13 (31.7) | .989 |
 Diagnosed atrial fibrillation | 35 (61.4) | 27 (65.9) | .652 |
 Current diagnosis of cancer | 3 (5.3) | 1 (2.4) | .858 |
 History of smoking | 17 (29.8) | 13 (31.7) | .842 |
 History of peripheral artery disease | 20 (35.1) | 12 (29.3) | .545 |
Thrombosed segment | |||
 Iliac | 7 (12.3) | 3(7.3) | .644 |
 Iliofemoral (including iliofemoral stents) | 42 (73.7)a | 24 (58.5) | .115 |
 Femoropopliteal | 8 (14.0) | 12 (29.3) | .065 |
 Crural and Tibial | 0 (0) | 2 (4.9) | .173** |
Ischemia level (Rutherford category) | |||
 I (viable limb) | 1 (1.8) | 4 (9.8) | .076 |
 II a (marginally threatened limb) | 17 (29.8) | 26 (63.4) | .001* |
 II b (immediately threatened limb) | 39 (68.4) | 11 (26.8) | .000* |