Table 1: Baseline characteristics of the study population*.

CharacteristicsWhole cohort ( 𝑛 = 1 3 8 0 )

Age (years)46.2 + 0.5
Female (%)700 (49.6)
Race/Ethnicity (%)
 Non-Hispanic Whites748 (72.3)
 Non-Hispanic Blacks244 (9.8)
 Mexican Americans and others388 (17.8)
Education categories (%)
 Below high school395 (17.9)
 High school331 (25.3)
 Above high school654 (56.8)
Smoking (%)
 Never smoker691 (50.6)
 Former smoker373 (25.5)
 Current smoker316 (23.9)
Alcohol intake (%)
 Non-drinker544 (34.1)
 Moderate drinker528 (41.7)
 Heavy drinker308 (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) 2 0 3 . 8 1 ± 1 . 1 7
Hypertension (%)580 (36.3)

*Data presented are number (percentages) or mean values ± standard error (SE), as appropriate for the variable.