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Table 2 Angiographic and procedural characteristics

From: Relationship between high platelet reactivity on clopidogrel and long-term clinical outcomes after drug-eluting stents implantation (PAINT-DES): a prospective, propensity score-matched cohort study

  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
  1. a There is some data loss in dozens of patients
  2. NPR normal platelet reactivity, HPR high platelet reactivity, DES drug-eluting stent, IABP intra-aortic balloon pump, IVUS intravascular ultrasound, TIMI thrombolysis in myocardial infarction