Clinical characteristics and outcomes of the study cohort
| Variable | Study population (n=860) |
| Age (years) | 72.0 (18.0) |
| Female | 299 (34.8%) |
| Left ventricular ejection fraction (%) | 50.0 (20.0) |
| Medical history | |
| Myocardial infarction | 270 (31.4%) |
| Congestive heart failure | 216 (25.1%) |
| Atrial fibrillation | 195 (22.7%) |
| Stroke | 87 (10.1%) |
| Peripheral arterial disease | 123 (14.3%) |
| Chronic renal insufficiency | 181 (21%) |
| Percutaneous coronary intervention | 223 (25.9%) |
| Coronary artery bypass graft | 86 (10%) |
| Arterial hypertension | 714 (83.0%) |
| Diabetes mellitus | 270 (31.4%) |
| Hyperlipidaemia | 406 (47.2%) |
| Smoking | 333 (38.7%) |
| Family history of coronary artery disease | 218 (25.3%) |
| STEMI | 135 (15.7%) |
| NSTEMI | 312 (51.2%) |
| UAP | 285 (33.1%) |
| In-hospital coronary angiography | 794 (92.3%) |
| In-hospital percutaneous coronary intervention | 780 (90.7%) |
| Intrahospital mortality | 21 (2.4%) |
| 2-years mortality | 108 (12.6%) |
Chronic renal insufficiency, GFR < 90 mL/min; NSTEMI, non-ST-elevation myocardial infarction; STEMI, ST-elevation myocardial infarction; UAP, unstable angina pectoris.