Table 1. Sample Characteristics, by Race/Ethnicity, National Health Interview Survey, 1997–2015.
| Variable | Non-Hispanic White, % (n = 116,445) | Non-Hispanic Black, % (n = 19,975) | Native American, % (n = 796) | Hispanic, % (n = 15,553) | Asian, % (n = 2,913) | P Valuea |
|---|---|---|---|---|---|---|
| Age, y | ||||||
| 60–64 | 28.4 | 32.5 | 35.0 | 32.8 | 32.9 | <.001 |
| 65–69 | 22.5 | 24.0 | 22.8 | 25.6 | 25.3 | |
| 70–74 | 18.5 | 18.7 | 19.7 | 18.6 | 18.3 | |
| 75–79 | 12.6 | 11.0 | 9.4 | 11.2 | 10.4 | |
| 80–84 | 9.3 | 7.3 | 7.9 | 6.7 | 6.4 | |
| ≥85 | 8.7 | 6.6 | 5.1 | 5.3 | 6.7 | |
| Female | 55.0 | 58.9 | 51.7 | 55.7 | 51.8 | <.001 |
| Married or living with partner | 63.1 | 42.1 | 51.0 | 58.3 | 70.4 | <.001 |
| Some college or more | 48.5 | 34.3 | 39.2 | 24.9 | 62.1 | <.001 |
| Ratio of family income to federal poverty level | ||||||
| <150% | 17.4 | 41.5 | 38.6 | 42.3 | 22.9 | <.001 |
| 150%–249% | 22.0 | 21.9 | 23.5 | 23.3 | 16.0 | |
| 250%–499% | 33.6 | 24.1 | 22.8 | 23.3 | 28.8 | |
| ≥500% | 27.1 | 12.6 | 15.1 | 11.1 | 32.3 | |
| Chronic disease | ||||||
| Heart attack | 10.2 | 8.4 | 14.2 | 7.5 | 6.4 | <.001 |
| Diabetes | 15.7 | 28.3 | 31.4 | 27.3 | 20.6 | <.001 |
| High blood pressure | 53.8 | 71.5 | 62.9 | 55.2 | 55.9 | <.001 |
| Coronary heart disease | 13.4 | 11.0 | 16.6 | 10.3 | 10.3 | <.001 |
| Stroke | 7.1 | 9.9 | 10.9 | 7.0 | 6.0 | <.001 |
| Body mass index, kg/m2 | ||||||
| <18.5 | 2.0 | 1.5 | 2.8 | 1.1 | 3.4 | <.001 |
| Normal (18.5–24.9) | 33.8 | 24.8 | 26.8 | 26.4 | 53.9 | |
| Overweight (25.0–29.9) | 36.8 | 35.3 | 33.4 | 40.5 | 30.5 | |
| Obese (≥30.0) | 27.5 | 38.4 | 37.0 | 32.0 | 12.1 | |
a
According to χ2 tests.