Table 1.
Characteristics of participants age ≥20 years who self-reported type 2 diabetes in the National Health and Nutrition Examination Surveys, 1988–2012
| NHANES III, 1988–1994 (N=1,193) | NHANES 1999–2002 (N=849) | NHANES 2003–2006 (N=910) | NHANES 2007–2010 (N=1,341) | NHANES 2011–2012 (N=592) | |
|---|---|---|---|---|---|
| % (SE)† | % (SE) | % (SE) | % (SE) | % (SE) | |
| Age | |||||
| 20–44 | 15.3 (1.93) | 17.1 (2.11) | 13.2 (2.17) | 10.2 (1.17) | 10.8 (1.43) |
| 45–64 | 41.9 (2.25) | 45.9 (2.17) | 44.4 (2.35) | 46.9 (1.81) | 47.9 (2.85) |
| 65–74 | 24.8 (1.92) | 23.1 (1.79) | 26.7 (2.02) | 25.7 (1.35) | 22.7 (2.65) |
| ≥75 | 18.1 (1.44) | 13.8 (1.52) | 15.8 (1.95) | 17.3 (1.13) | 18.7 (1.17) |
| Sex, women | 56.0 (2.52) | 50.7 (2.29) | 53.4 (2.09) | 51.7 (2.33) | 51.2 (2.55) |
| Race/Ethnicity | |||||
| Non-Hispanic white | 77.9 (1.61) | 72.1 (3.08) | 71.7 (3.40) | 68.7 (3.45) | 69.0 (5.50)* |
| Non-Hispanic black | 15.9 (1.45) | 19.5 (3.04) | 19.4 (2.40) | 20.8 (2.49) | 21.6 (4.93) |
| Mexican American | 5.5 (0.47) | 8.4 (1.63) | 9.0 (2.02) | 10.5 (2.37) | 9.4 (3.24) |
| High school education | 56.0 (2.79) | 63.6 (2.79) | 71.3 (1.96) | 67.7 (1.46) | 73.1 (3.18) |
| BMI (kg/m2) (mean) | 30.4 (0.31) | 32.1 (0.45) | 32.6 (0.50) | 33.2 (0.33) | 32.8 (0.51)** |
| Taking insulin | 27.4 (1.42) | 25.7 (2.76) | 23.3 (1.81) | 27.6 (2.00) | 26.5 (2.36) |
| Taking oral agents | 47.9 (2.61) | 68.9 (2.49) | 70.8 (2.52) | 74.7 (1.90) | 73.2 (3.17)** |
*
p<0.01 for test of trends
**
p<0.001 for test of trends
†
Percent (standard error), unless otherwise noted in left column