Adjusted1 odds ratios (95% confidence intervals) of having diabetes (total or previously undiagnosed) or IFG in different subgroups.

BMI = body mass index, FPG = fasting plasma glucose, HTN = hypertension, IFG = impaired fasting glucose, MTHFR = methylenetetrahydrofolate reductase.1All variables were included in the same models; 2474 subjects with antihypertensive treatment and controlled blood pressure were included; 3Obesity was defined as a BMI of ≥25kg/m2; 4Abdominal obesity was defined as a waist circumference ≥90 cm for men and ≥80 cm for women.