Table 1—

Baseline characteristics of 3,092 NHANES II participants aged 30 to 74 years by 2-h postchallenge glucose level

2-h glucose <11.1 mmol/l (n = 2,856)2-h glucose ≥11.1 mmol/l (n = 236)
Age (years)*48.8 ± 0.3058.2 ± 1.03
Female (%)53.958.7
White (%)89.584.5
Education less than high school (%)*34.552.9
Ever smoker (%)61.757.6
Physical activity (i.e., low to moderate)25.232.8
Systolic blood pressure (mmHg)*127.3 ± 0.83143.7 ± 1.96
Diastolic blood pressure (mmHg)*79.1 ± 0.5384.3 ± 0.81
BMI kg/m2 (%)*
 <2549.924.4
 25 ≤ to <2717.614.6
 27 ≤ to <3017.619.6
 ≥3014.941.4
Total cholesterol–to–HDL cholesterol ratio4.7 ± 0.065.4 ± 0.18
Fasting plasma glucose (mmol/l)*5.1 ± 0.027.7 ± 0.23
History of CVD (%)*8.620.4
Diagnosed diabetes (%)*1.519.7
  • Data are means ± SD or %.

  • *

    * P < 0.05 for comparison of those with 2-h glucose <11.1 mmol/l vs. 2-h glucose ≥11.1 mmol/l.