Table 1.

Baseline subject characteristics according to category of BMI

BMI category (kg/m2)
Characteristic<25 (n = 1,528)25–<30 (n = 1,647)≥30 (n = 588)P
Male, N (%)557 (36.5)870 (52.8)222 (37.8)0.0004
Education (>high school), N (%)518 (33.9)445 (27.0)109 (18.5)<0.0001
Age, mean (SD), y56.1 (1.5)56.0 (1.4)56.2 (1.6)0.0096
Height, mean (SD), cm164.1 (8.6)165.4 (9.3)161.7 (9.0)<0.0001
Weight, mean (SD), kg61.6 (7.9)74.5 (9.2)87.3 (11.9)<0.0001
BMI, mean (SD), kg/m222.8 (1.6)27.1 (1.4)33.3 (3.5)<0.0001
WC, mean (SD), cm85.8 (6.2)93.9 (6.6)104.1 (9.2)<0.0001
WHtR, mean (SD)0.52 (0.04)0.57 (0.05)0.65 (0.07)<0.0001
Blood glucose, mean (SD), mg/dLa84.5 (21.7)86.1 (23.5)93.1 (37.2)<0.0001
Alcohol intake, mean (SD), oz/week pure alcohol3.7 (5.3)3.9 (5.8)3.2 (6.4)0.0510
Cigarettes, mean (SD), per day8.5 (11.5)6.6 (11.0)4.8 (10.1)<0.0001
Physical activity, index (SD)7.4 (7.9)7.5 (8.1)6.6 (7.4)0.0444
  • aNonfasting.