Table 1. Baseline clinical and procedural characteristics by sex.
| Variables | Women (n = 795) | Men (n = 2,198) | P value | ||
|---|---|---|---|---|---|
| Age, yr | 69.7 (9.4) | 62.6 (10.5) | < 0.001 | ||
| Age ≥ 75 | 272 (34.2) | 300 (13.6) | < 0.001 | ||
| Body-mass index, kg/m2 | 24.4 ± 3.3 | 24.7 ± 3.1 | 0.029 | ||
| Comorbidities | |||||
| Hypertension | 562 (70.8) | 1,278 (58.1) | < 0.001 | ||
| Diabetes mellitus | 343 (43.2) | 779 (35.5) | < 0.001 | ||
| Dyslipidemia | 404 (51.0) | 948 (43.3) | < 0.001 | ||
| Current smoking | 44 (5.5) | 747 (34.0) | < 0.001 | ||
| Previous revascularization | 81 (10.2) | 268 (12.2) | 0.151 | ||
| Previous stroke | 62 (7.8) | 139 (6.3) | 0.178 | ||
| Previous myocardial infarction | 27 (3.4) | 100 (4.6) | 0.202 | ||
| Chronic renal failure | 28 (3.5) | 69 (3.1) | 0.681 | ||
| Left ventricular ejection fraction, % | 61.1 (11.2) | 59.5 (10.6) | 0.001 | ||
| Clinical presentation | |||||
| Stable angina | 332 (41.8) | 918 (41.8) | > 0.999 | ||
| Unstable angina | 281 (35.3) | 677 (30.8) | 0.022 | ||
| Non–ST-segment elevation myocardial infarction | 119 (15.0) | 350 (15.9) | 0.557 | ||
| ST-segment elevation myocardial infarction | 63 (7.9) | 251 (11.4) | 0.007 | ||
| Transradial approach | 558 (70.2) | 1,624 (73.9) | 0.050 | ||
| Multiple vessels disease | 379 (47.7) | 1,104 (50.2) | 0.233 | ||
| No. of lesion treated | 1.4 (0.6) | 1.4 (0.7) | 0.582 | ||
| Location of lesions | |||||
| Left main | 13 (1.6) | 45 (2.0) | 0.567 | ||
| Left anterior descending artery | 519 (65.3) | 1,334 (60.7) | 0.025 | ||
| Left circumflex | 205 (25.8) | 570 (25.9) | 0.973 | ||
| Right coronary artery | 251 (31.6) | 797 (36.3) | 0.020 | ||
| Lesion complexity | |||||
| Calcified | 132 (16.6) | 332 (15.1) | 0.353 | ||
| Bifurcation | 89 (11.2) | 291 (13.3) | 0.150 | ||
| Thrombotic | 44 (5.5) | 178 (8.1) | 0.022 | ||
| Use of intravascular ultrasonography | 199 (25.2) | 579 (26.4) | 0.532 | ||
| Treated lesions per patient | 0.412 | ||||
| 1 | 556 (69.9) | 1,550 (70.5) | |||
| 2 | 193 (24.3) | 487 (22.2) | |||
| 3 | 40 (5.0) | 137 (6.2) | |||
| ≥ 4 | 6 (0.8) | 24 (1.1) | |||
| Multilesion intervention | 239 (30.1) | 648 (29.5) | 0.793 | ||
| Multivessel intervention | 185 (23.3) | 520 (23.7) | 0.864 | ||
| No. of stents per patient | 0.184 | ||||
| 1 | 520 (65.5) | 1,441 (65.6) | |||
| 2 | 210 (26.4) | 540 (24.6) | |||
| 3 | 51 (6.4) | 165 (7.5) | |||
| ≥ 4 | 13 (1.6) | 52 (2.4) | |||
| Stent length per patient, mm | 36.7 (21.4) | 38.3 (23.2) | 0.085 | ||
| Type of drug-eluting stents | 0.489 | ||||
| Cobalt-chromium everolimus eluting | 262 (33.0) | 789 (35.9) | |||
| Platinum-chromium everolimus eluting | 268 (33.7) | 699 (31.8) | |||
| Sirolimus-eluting with biodegradable polymer | 265 (33.3) | 707 (32.2) | |||
| Zotarolimus eluting | 0 | 1 (0.0) | |||
| Paclitaxel-cilostazol eluting | 0 | 1 (0.0) | |||
| Medications at discharge | |||||
| Aspirin | 792 (99.6) | 2,196 (99.9) | 0.103 | ||
| P2Y12 receptor inhibitor | |||||
| Clopidogrel | 689 (86.7) | 1,622 (73.8) | < 0.001 | ||
| Prasugrel | 9 (1.1) | 120 (5.5) | < 0.001 | ||
| Ticagrelor | 96 (12.1) | 456 (20.7) | < 0.001 | ||
| Statin | 755 (95.0) | 2,069 (94.2) | 0.457 | ||
| Angiotensin-converting enzyme inhibitor | 135 (17.0) | 392 (17.9 | 0.632 | ||
| Angiotensin receptor inhibitor | 325 (41.0) | 836 (38.1) | 0.164 | ||
| β-Blocker | 431 (54.3) | 1,147 (52.2) | 0.342 | ||
Values are presented as number (%) or mean ± standard deviation.