Table 2 Procedure-related characteristics
Silicon carbide-coated BMS | Uncoated cobalt-chromium BMS | P-value | |
|---|---|---|---|
Patients, no. | 761 | 765 | |
Treated segments, no. | 962 | 1117 | |
Treated vessels | |||
Left main artery (protected) | 3 (0.4) | 9 (1.2) | 0.15 |
Left anterior descending artery | 491 (64.5) | 496 (64.8) | 0.94 |
Left circumflex artery | 252 (33.1) | 279 (36.5) | 0.19 |
Right coronary artery | 394 (51.8) | 414 (54.1) | 0.39 |
Complexity of CADa | |||
Multivessel disease | 299 (39.3) | 327 (42.7) | 0.19 |
Bifurcational lesion | 45 (5.9) | 68 (8.9) | 0.033 |
Chronic total occlusion | 26 (3.4) | 39 (5.1) | 0.13 |
Stent <3.0 mm | 20 (2.6) | 38 (5.0) | 0.024 |
GPIIb/IIIa blocker use | 93 (12.2) | 168 (22.0) | <0.001 |
Procedural characteristicsa, b | |||
Segments per patient, no. | 1.3 ± 0.5 | 1.5 ± 0.8 | <0.001 |
Stents per patient, no. | 1.5 ± 0.8 | 1.7 ± 1.1 | <0.001 |
Total stent length, mm | 25.1 ± 15.7 | 31.2 ± 22.5 | <0.001 |
Stent length per lesion, mm | 19.7 ± 7.9 | 21.1 ± 9.6 | 0.017 |
Maximum deployment pressure, mmHg | 14.7 ± 3.4 | 15.1 ± 3.3 | 0.003 |
Staged procedure | 45 (5.9) | 33 (4.3) | 0.20 |
Lesions with angiographic success, no. | 917 (95.3) | 1080 (96.7) | 0.14 |