Table 2. Lesion and procedural characteristics: Whole group and according to TASC II classification.
| Characteristics | Total | TASC II classification | |||
|---|---|---|---|---|---|
| TASC B | TASC C | TASC D | P value | ||
| Location | |||||
| - CIAa | 52 (52%) | 49 (87.50%) | 3 (10.71%) | 0 (0%) | 4.35x10-21 |
| - EIAb | 29 (29%) | 7 (12.50%) | 21 (75%) | 1 (6.25%) | |
| - CIA + EIA | 17 (17%) | 0 (0%) | 4 (14.29%) | 13 (81.25%) | |
| - AORTA + CIA | 2 (2%) | 0 (0%) | 0 (0%) | 2 (12.50%) | |
| Location (side) | |||||
| - Left | 41 (41%) | 22 (39.29%) | 14(50%) | 5 (31.25%) | 0.09 |
| - Right | 56 (56%) | 34 (60.71%) | 13 (46.43%) | 9 (56.25%) | |
| - Both | 3 (3%) | 0 (0%) | 1(3.57%) | 2 (12.50%) | |
| Initial Access | |||||
| - Ipsilateral | 34 (34%) | 30 (53.57%) | 2 (7.14%) | 2 (12.50%) | 4.97x10-8 |
| - Contralateral | 29 (29%) | 6 (10.71%) | 19 (67.86%) | 4 (25%) | |
| - Both femoral | 31 (31%) | 18 (32.14%) | 5 (17.86%) | 8 (50%) | |
| - Left brachial | 4 (4%) | 1 (1.79%) | 1 (3.57%) | 2 (12.50%) | |
| - Brachial + Femoral | 2 (2%) | 1 (1.79%) | 1 (3.57%) | 0 (0%) | |
| Occlusion length | |||||
| - Mean ± SD | 61.41 ± 35.15 | 39.02 ± 11.77 | 71 ± 20.8 | 123 ± 27.92 | 1.71x10-14 |
| Stent type | |||||
| - Self-expanding | 29 (29%) | 9 (16.07%) | 14 (50%) | 6 (37.5%) | |
| - Balloon-expandable | 54 (54%) | 45 (80.36%) | 7 (25%) | 2 (12.50%) | 3.37x10-9 |
| - Both | 17 (17%) | 2 (3.57%) | 7 (25%) | 8 (50%) | |
| Stent total length | |||||
| - Mean ± SD | 92.47 ± 49.21 | 64.79 ± 27.09 | 102.3 ± 35.33 | 172.20 ± 34.96 | 2.83x10-12 |
| Stent diameter | |||||
| - Mean ± SD | 8.47 ± 1.27 | 8.73 ± 1.1 | 7.61 ± 1.17 | 9.06 ± 1.29 | 1.18x10-4 |
|
Number of stents (mean ± SD) |
1.84 ± 0.99 | 1.46 ± 0.76 | 1.82 ± 0.82 | 3.19 ± 0.83 | 5.14x10-8 |
| Number of stents | |||||
| - One stent | 48 (48%) | 37 (66.07%) | 11 (39.29%) | 0 (0%) | 1.30x10-7 |
| - Two stents | 30 (30%) | 14 (25%) | 12 (42.86%) | 4 (25%) | |
| - Three stents | 12 (12%) | 3 (5.36%) | 4 (14.29%) | 5 (31.25%) | |
| - Four stents | 10 (10%) | 2 (3.57%) | 1 (3.57%) | 7 (43.75%) | |
| Procedural complications | 6 (6%) | 2 (3.57%) | 1 (3.57%) | 3 (18.75%) | 0.09 |
| Pre ABIc | |||||
| - Mean ± SD | 0.40 ± 0.12 | 0.41 ± 0.13 | 0.4 ± 0.11 | 0.35 ± 0.08 | 0.03 |
| Post ABId | |||||
| - Mean ± SD) | 0.82 ± 0.16 | 0.84 ± 0.16 | 0.77 ± 0.19 | 0.85 ± 0.14 | 0.18 |
| Pre ABI vs. post ABI | 2.20x10-16 | 2.20x10-16 | 2.85x10-9 | 1.67x10-6 | - |
| Total patients | 100 (100%) | 56 (100%) | 28 (100%) | 16 (100%) | - |
Abbreviations:
a common iliac artery;
b external iliac artery;
c preoperatively ankle brachial pressure index;
d postoperatively ankle brachial pressure index.