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Characteristics of study population (n = 254)
| Age ± SD (range) | 64 ± 10 years (32–84 years) |
| Men:women (%) | 162:92 (64:36 %) |
| Asian:Caucasian (%) | 86:163 (34:64 %) |
| Hyperlipidemia (%) | 200 (79 %) |
| Hypertension (%) | 174 (69 %) |
| Diabetes (%) | 58 (23 %) |
| Current smoking (%) | 46 (18 %) |
| Prior myocardial infarction (%) | 5 (2 %) |
| Angina within past month (%) | 197 (78 %) |
