Table 1.
Demographic, clinical, and angiographic features of the study patients.
| Feature | % |
|---|---|
| Age (y), mean ± SD | 59.0 ± 10.1 |
| Females | 20.6 |
| Hypertension | 62.3 |
| Diabetes mellitus | 53.6 |
| Hypercholesterolemia | 48.8 |
| Current smoker | 43.5 |
| Mean BMI (kg/m2) | 28.5 ± 4.5 |
| <25 | 22.6 |
| 25–29.9 | 48.6 |
| ⩾30 | 28.8 |
| Chronic kidney disease | 50 (2.7) |
| Past myocardial infarction | 10.8 |
| Past stroke | 2.1 |
| Peripheral arterial disease | 0.9 |
| Prior PCI | 24.3 |
| Prior coronary artery bypass surgery | 3.5 |
| ST-segment deviation | 48.6 |
| Elevated serum cardiac biomarkers | 40.0 |
| LVEF < 45% | 12.5 |
| Heart failure on admission | 11.1 |
| Diagnosis | |
| ACS | 77.1 |
| STEMI | 29.9 |
| NSTEACS | 47.2 |
| Stable coronary syndrome: | 22.9 |
| Chronic stable angina | 20.6 |
| Silent ischemia | 2.3 |
| Number of diseased coronary arteries | |
| 1 | 58.4 |
| 2 | 29.6 |
| ⩾3 | 12.0 |
| Treated coronary arteries with PCI | |
| 1 coronary artery | 71.4 |
| 2 coronary arteries | 23.4 |
| ⩾3 coronary arteries | 5.6 |
| PCI of left main coronary artery | 1.2 |
| PCI of saphenous vein graft | 1.0 |
ACS = acute coronary syndrome; BMI = body mass index; LVEF = left ventricular ejection fraction; NSTEACS = non-ST-segment elevation acute coronary syndrome; PCI = percutaneous coronary intervention; SD = standard deviation; STEMI = ST-segment myocardial infarction.