Table 1—

Descriptive characteristics of subjects with NGT, IGT, and type 2 diabetes

NGTIGTType 2 diabetesP
Men
n815235397
 % White59.316.823.90.001
 Age (years)73.7 ± 2.973.8 ± 2.973.9 ± 2.80.56
 Weight (kg)80 ± 12.581.8 ± 14.384.5 ± 14.10.0001
 BMI (kg/m2)26.5 ± 3.727.5 ± 4.2*28.1 ± 4.10.0001
 % Body fat24.8 ± 5.226.0 ± 5.5*26.1 ± 5.20.0001
Women
n823365329
 % White59.525.115.40.001
 Age (years)73.4 ± 2.973.7 ± 2.973.5 ± 2.80.14
 Weight (kg)68.4 ± 14.071.3 ± 15.276.1 ± 14.90.0001
 BMI (kg/m2)26.7 ± 5.128.2 ± 5.8*30.0 ± 5.60.0001
 % Body fat36.6 ± 6.138.2 ± 6.1*37.9 ± 5.60.0001
  • Data are means ± SD. P values reflect differences across the three groups determined by ANOVA. % Body fat determined by whole-body DEXA. A multiple comparison procedure was performed using a Bonferoni correction to determine specific group differences in BMI and % body fat. P values <0.016 are considered significant in multiple comparisons;

  • *

    * NGT vs. IGT,

  • NGT vs. type 2 diabetes,

  • IGT vs. type 2 diabetes.