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Characteristics of the sample studied
| Age, years (Mean ± SD, range) |
56 ± 17, 21-81 | |
| Male sex (%) | 63 | |
| Ethnicity (%) | ||
| Non-Hispanic white |
75 | |
| Black or African American |
12 | |
| Hispanic | 13 | |
| Hypertension (%) | 39 | |
| Diabetes (%) | 17 | |
| Dyslipidemia (%) | 21 | |
| Smoking (%) | 52 | |
| Prior cardiac disease (%) | 39 | |
| Evidence of brain infarct at autopsy (%) |
17 | |
Abbreviations: SD, standard deviation.
