Table 2.
Baseline lesion characteristics (angiographic core labortory).
| DES (N = 142 lesions) | PTA (N = 76 lesions) | p-value | |
|---|---|---|---|
| Treated limb – right | 54.2% (77/142) | 50.0% (38/76) | 0.5515 |
| Lesion location a | |||
| Anterior tibial | 33.8% (48/142) | 36.8% (28/76) | 0.6536 |
| Posterior tibial | 30.3% (43/142) | 30.3% (23/76) | 0.9977 |
| Peroneal | 29.6% (42/142) | 28.9% (22/76) | 0.9224 |
| Tibioperoneal trunk | 22.5% (32/142) | 23.7% (18/76) | 0.8475 |
| Lesion length (mm) | 68.1 ± 35.2 | 68.7 ± 49.2 | 0.9158 |
| Reference vessel diameter (mm) | |||
| Proximal | 3.1 ± 0.7 | 3.0 ± 0.6 | 0.4398 |
| Distal | 2.4 ± 0.5 | 2.5 ± 0.5 | 0.0566 |
| Calcification | |||
| None/mild | 41.5% (59/142) | 55.3% (42/76) | 0.0530 |
| Moderate | 25.4% (36/142) | 15.8% (12/76) | 0.1044 |
| Severe | 31.7% (45/142) | 25.0% (19/76) | 0.3013 |
| Not available | 1.4% (2/142) | 3.9% (3/76) | 0.3452 |
| % Diameter stenosis | 78.6 ± 17.5 | 76.6 ± 16.7 | 0.4178 |
| 100% Stenosis (occlusion) | 31.0% (44/142) | 27.6% (21/76) | 0.6059 |
| Run-off vessel patency | |||
| Anterior tibial | 7.0% (10/142) | 14.5% (11/76) | 0.0764 |
| Posterior tibial | 13.4% (19/142) | 18.4% (14/76) | 0.3224 |
| Peroneal | 24.6% (35/142) | 38.2% (29/76) | 0.0369 |
| ⩾ 1 pedal artery | 83.1% (118/142) | 72.4% (55/76) | 0.0621 |
Data are presented as mean ± SD unless otherwise noted.
a
Patients could have lesions in more than one location.
DES, drug-eluting stent; PTA, percutaneous transluminal angioplasty.