Table 1. Demographic and clinical baseline characteristics of the patients included in this study.
| < 75 years | ≥ 75 years | p-value | |
|---|---|---|---|
| Age, n (%) | 1188 (69.2) | 529 (30.8) | <0.001 |
| Male gender, n (%) | 904 (76.1) | 321 (60.7) | <0.001 |
| Hypertension, n (%) | 719 (60.6) | 440 (83.2) | <0.001 |
| Current smoker, n (%) | 572 (48.1) | 62 (11.8) | <0.001 |
| Hyperlipidemia, n (%) | 693 (58.3) | 332 (62.8) | 0.111 |
| Diabetes, n (%) | 415 (34.9) | 238 (45,0) | <0.001 |
| Atrial Fibrillation, n (%) | 43 (3.6) | 96 (18.2) | <0.001 |
| Previous stroke, n (%) | 65 (5.5) | 84 (15.9) | <0.001 |
| Peripheral artery disease, n (%) | 79 (6.6) | 75 (14.2) | <0.001 |
| Coronary stenosis, n (%) | 269 (22.6) | 182 (34.2) | <0.001 |
| Anemia, n (%) | 210 (17.7) | 235 (44.4) | <0.001 |
| Chronic kidney disease, n (%) | 165 (14.7) | 257 (48.5) | <0.001 |
| Previous ASA treatment, n (%) | 368 (31.0) | 228 (43.1) | <0.001 |
| Previous clopidogrel treatment, n (%) | 129 (10.9) | 99 (18.7) | <0.001 |
| Previous anticoagulant treatment, n (%) | 63 (5.3) | 78 (14.7) | <0.001 |
| Previous coronary revascularization, n (%) | 265 (22.3) | 160 (30.2) | 0.001 |
| Reason for admission | |||
| NSTEMI at hospitalization, n (%) | 473 (39.8) | 277 (52.4) | <0.001 |
| STEMI at hospitalization, n (%) | 451 (38.0) | 123 (23.3) | <0.001 |
Abbreviations: ACEI: Angiotensin converting enzyme inhibitor; ARB: Angiotensin receptor blocker; ASA: Acetylsalicylic acid; IADP: Adenosine diphosphate inhibitor.