Table 1.
Baseline characteristics of the study population*.
| Characteristics | Whole cohort (n = 1380) |
|---|---|
| Age (years) | 46.2 + 0.5 |
| Female (%) | 700 (49.6) |
| Race/Ethnicity (%) | |
| Non-Hispanic Whites | 748 (72.3) |
| Non-Hispanic Blacks | 244 (9.8) |
| Mexican Americans and others | 388 (17.8) |
| Education categories (%) | |
| Below high school | 395 (17.9) |
| High school | 331 (25.3) |
| Above high school | 654 (56.8) |
| Smoking (%) | |
| Never smoker | 691 (50.6) |
| Former smoker | 373 (25.5) |
| Current smoker | 316 (23.9) |
| Alcohol intake (%) | |
| Non-drinker | 544 (34.1) |
| Moderate drinker | 528 (41.7) |
| Heavy drinker | 308 (24.0) |
| Body mass index (BMI) (%) | |
| Normal weight (<25 kg/m2) | 448 (35.0) |
| Overweight (25–30 kg/m2) | 475 (32.9) |
| Obese (BMI ≥ 30 kg/m2) | 457 (32.1) |
| Diabetes (%) | 175 (10.0) |
| Total cholesterol (mg/dL) | 203.81 ± 1.17 |
| Hypertension (%) | 580 (36.3) |
*Data presented are number (percentages) or mean values ± standard error (SE), as appropriate for the variable.