Table 2 Angiographic and procedural characteristics
| Â | Before propensity score matchinga | After propensity score matching | ||||
|---|---|---|---|---|---|---|
|  | NPR on clopidogrel (n = 1360) | HPR on clopidogrel (n = 409) | P Value | NPR on clopidogrel (n = 395) | HPR on clopidogrel (n = 395) | P Value |
Radial access, n (%) | 1249 (92.9) | 372 (92.1) | 0.596 | 355 (89.9) | 367 (92.9) | 0.128 |
Multi-vessel disease, n (%) | 605 (46.4) | 200 (49.5) | 0.280 | 188 (50.4) | 196 (51.0) | 0.860 |
Bifurcation lesion, n (%) | 410 (30.5) | 135 (33.4) | 0.268 | 129 (32.7) | 133 (33.7) | 0.762 |
Chronic total occlusion, n (%) | 133 (10.0) | 63 (15.4) | 0.003 | 64 (16.2) | 62 (15.7) | 0.846 |
Unprotected Left main lesions, n (%) | 146 (10.9) | 46 (11.4) | 0.765 | 51 (12.9) | 45 (11.4) | 0.514 |
Second-generation DES used, n (%) | 1360 (100) | 409 (100) | NS | 395 (100) | 395 (100) | NS |
IABP used, n (%) | 23 (1.8) | 6 (1.6) | 0.753 | 13 (3.5) | 6 (1.6) | 0.108 |
IVUS used, n (%) | 291 (22.9) | 100 (26.1) | 0.189 | 79 (21.2) | 97 (26.2) | 0.106 |
Stent number | 1.9 ± 1.1 | 1.9 ± 1.1 | 0.328 | 1.9 ± 1.1 | 1.9 ± 1.1 | 0.946 |
Mean stent diameter, mm | 3.0 ± 0.7 | 2.9 ± 0.7 | 0.770 | 3.0 ± 0.6 | 2.9 ± 0.7 | 0.166 |
Stent length, mm | 49.1 ± 31.2 | 51.0 ± 30.4 | 0.299 | 49.6 ± 31.1 | 50.6 ± 30.2 | 0.650 |
Complete revascularization, n (%) | 852 (64.8) | 240 (59.6) | 0.054 | 252 (63.8) | 237 (60.0) | 0.272 |
Final TIMI grade 3, n (%) | 1301 (98.3) | 393 (97.5) | 0.339 | 387 (98.5) | 384 (97.5) | 0.315 |