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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 ± 0.30 58.2 ± 1.03 
Female (%) 53.9 58.7 
White (%) 89.5 84.5 
Education less than high school (%)* 34.5 52.9 
Ever smoker (%) 61.7 57.6 
Physical activity (i.e., low to moderate) 25.2 32.8 
Systolic blood pressure (mmHg)* 127.3 ± 0.83 143.7 ± 1.96 
Diastolic blood pressure (mmHg)* 79.1 ± 0.53 84.3 ± 0.81 
BMI kg/m2 (%)*   
 <25 49.9 24.4 
 25 ≤ to <27 17.6 14.6 
 27 ≤ to <30 17.6 19.6 
 ≥30 14.9 41.4 
Total cholesterol–to–HDL cholesterol ratio 4.7 ± 0.06 5.4 ± 0.18 
Fasting plasma glucose (mmol/l)* 5.1 ± 0.02 7.7 ± 0.23 
History of CVD (%)* 8.6 20.4 
Diagnosed diabetes (%)* 1.5 19.7 
2-h glucose <11.1 mmol/l (n = 2,856)2-h glucose ≥11.1 mmol/l (n = 236)
Age (years)* 48.8 ± 0.30 58.2 ± 1.03 
Female (%) 53.9 58.7 
White (%) 89.5 84.5 
Education less than high school (%)* 34.5 52.9 
Ever smoker (%) 61.7 57.6 
Physical activity (i.e., low to moderate) 25.2 32.8 
Systolic blood pressure (mmHg)* 127.3 ± 0.83 143.7 ± 1.96 
Diastolic blood pressure (mmHg)* 79.1 ± 0.53 84.3 ± 0.81 
BMI kg/m2 (%)*   
 <25 49.9 24.4 
 25 ≤ to <27 17.6 14.6 
 27 ≤ to <30 17.6 19.6 
 ≥30 14.9 41.4 
Total cholesterol–to–HDL cholesterol ratio 4.7 ± 0.06 5.4 ± 0.18 
Fasting plasma glucose (mmol/l)* 5.1 ± 0.02 7.7 ± 0.23 
History of CVD (%)* 8.6 20.4 
Diagnosed diabetes (%)* 1.5 19.7 

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.

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