Baseline Characteristics of Total Study Population (n = 560)
| Characteristic | Data |
|---|---|
| Age (y) | 61 ± 9.1 |
| Male sex | 370 (66) |
| Body mass index (kg·m−2) | 27 ± 4.0 |
| Cardiac history | 186 (33) |
| Prior MI | 98 (18) |
| Prior PCI | 168 (30) |
| Cardiovascular risk factors | |
| Family history of CAD | 235 (42) |
| Smoking (current or history) | 250 (45) |
| Diabetes mellitus | 97 (17) |
| Hypertension | 292 (52) |
| Hypercholesterolemia | 300 (54) |
| Symptoms | |
| Typical angina | 212 (38) |
| Atypical angina | 217 (39) |
| Nonspecific chest discomfort | 131 (24) |
| Medication | |
| Single antiplatelet therapy | 428 (76) |
| Dual antiplatelet therapy | 66 (12) |
| β-blocker | 354 (63) |
| ACE inhibitor or AR blocker | 240 (43) |
| Calcium channel blocker | 150 (27) |
| Statin | 424 (76) |
| Obstructive CAD | 273 (49) |
Data are presented as mean ± SD or as absolute number followed by percentage in parentheses.
ACE = angiotensin-converting enzyme; AR = angiotensin receptor.