Table 1—

Characteristics of the NHANES III (1988–1994) and NHANES 1999–2000 adult individuals with diagnosed type 2 diabetes

NHANES III (1988–1994)
NHANES 1999–2000
nPercent (SE)nPercent (SE)
Sex
 Men3,583,40144.5 (2.28)5,239,63351.0 (3.81)
 Women4,475,50655.5 (2.28)5,024,98949.0 (3.81)
Age
 20–44 years1,132,54414.1 (1.80)1,678,95716.4 (2.71)
 45–64 years3,445,46142.8 (2.06)4,625,42645.1 (3.44)
 ≥65 years3,480,90343.2 (2.08)3,960,24038.6 (3.01)
Ethnicity
 Non-Hispanic whites5,998,37474.4 (1.92)6,238,22160.8 (5.07)
 Non-Hispanic blacks1,150,67414.3 (1.33)1,577,66715.4 (2.55)
 Mexican Americans468,3735.8 (0.44)660,0836.4 (1.12)
 Other441,4865.5 (1.24)1,788,65117.4 (5.30)
Mean age (years)61.3(0.63)59.0(0.98)
Mean BMI (kg/m2)30.4(0.24)32.3(0.82)
Mean duration since diagnosis of diabetes (years)9.3(0.43)11.9(1.02)
Mean HbA1c (%)7.7(0.11)7.9(0.17)
Total8,058,907100.010,264,622100.0