Table 2: Association between urinary bisphenol A and hypertension.

Bisphenol A tertiles (ng/mL)Sample size (cases)Age-, sex-adjusted OR (95% CI)*Multivariable-adjusted OR (95% CI)*†

Tertile 1 (<1.5)447 (180)1 (referent)1 (referent)
Tertile 2 (1.5–4.0)473 (198)1.27 (0.81–1.98)1.11 (0.71–1.74)
Tertile 3 (>4.0)460 (202)1.74 (1.27–2.38)1.50 (1.12–2.00)
P trend0.00060.007

*OR (95% CI): Odds Ratio (95% Confidence Interval)
Adjusted for age (years), gender (male, female), race-ethnicity (non-Hispanic whites, non-Hispanic blacks, Mexican Americans, others), education categories (below high school, high school, above high school), smoking (never, former, current), alcohol intake (nondrinker, moderate drinker, heavy drinker), body mass index (normal, overweight, obese), diabetes (present, absent), and total cholesterol (mg/dL).