Abbreviations: DASH, Dietary Approaches to Stop Hypertension.
a Model 1: adjusted for age, gender and energy intake.
b Model 2: + BMI, mid-way waist circumference, physical activity, smoking, alcohol.
c Model 3: + ethnicity, job position, marital status and education.
d Model 4: + DASH (quintile).
e High DASH score= highest DASH score quintile 5.
f Hypertension defined as average systolic blood pressure ≥140 mm Hg or average diastolic blood pressure ≥90 mm Hg.