Table 1.
Baseline study characteristics according to quintiles of deprivation index among 136,526 participants in the National Institutes of Health-AARP Diet and Health Study, 1995–1996.
| Neighborhood socioeconomic deprivation | |||||
|---|---|---|---|---|---|
| Q1 (high SES) | Q2 | Q3 | Q4 | Q5 (low SES) | |
| Age at baseline, mean (SD) | 61.7 (5.4) | 61.8 (5.3) | 62.0 (5.3) | 62.3 (5.3) | 62.0 (5.3) |
| Body mass index, kg/m2, mean (SD) | 26.1 (4.4) | 26.6 (4.6) | 27.0 (4.9) | 27.2 (5.1) | 27.6 (11.0) |
| Female, % | 36.0 | 39.0 | 41.1 | 43.7 | 48.8 |
| White, non-Hispanic, % | 96.1 | 95.6 | 95.8 | 95.0 | 85.7 |
| College and postcollege, % | 65.0 | 50.1 | 40.8 | 33.3 | 29.2 |
| Married, % | 76.4 | 72.5 | 70.5 | 68.5 | 61.1 |
| Retired at baseline, % | 32.3 | 35.7 | 39.0 | 41.1 | 38.8 |
| Self-reported health, excellent, % | 26.2 | 21.4 | 18.4 | 16.2 | 14.4 |
| Current smoker, % | 6.5 | 8.2 | 9.4 | 10.5 | 11.9 |
| Nighttime sleep 7–8h/day, % | 67.0 | 64.8 | 63.6 | 62.4 | 58.0 |
| Alcohol consumption, g/day, mean (SD) | 14.4 (30.0) | 13.4 (32.4) | 12.7 (33.6) | 12.4 (35.9) | 11.0 (36.7) |
| Fruits and vegetables, servings per 1000 kcal, mean (SD) | 4.1 (1.7) | 4.0 (1.8) | 3.94 (1.77) | 3.9 (1.8) | 3.9 (1.8) |
| Whole grains, servings per 1000 kcal, mean (SD) | 0.71 (0.45) | 0.69 (0.45) | 0.69 (0.46) | 0.68 (0.46) | 0.68 (0.48) |
| Total fat, % of energy, mean (SD) | 0.29 (0.08) | 0.30 (0.07) | 0.30 (0.08) | 0.30 (0.08) | 0.31 (0.08) |
| Red meat, g/1000 kcal, mean (SD) | 31.5 (20.6) | 33.2 (20.8) | 34.4 (21.2) | 34.9 (21.3) | 34.5 (21.5) |
| Total energy, kcal/day, mean (SD) | 1794 (740) | 1823 (814) | 1838 (822) | 1850 (870) | 1888 (962) |
| Moderate-to-vigorous physical activity, % | |||||
| Never or rarely | 11.5 | 12.8 | 13.3 | 14.0 | 16.1 |
| < 1 h/week | 9.6 | 10.6 | 10.4 | 10.6 | 11.4 |
| 1–3 h/week | 25.7 | 25.9 | 25.3 | 25.8 | 25.4 |
| 4–7 h/week | 28.7 | 27.2 | 26.5 | 25.4 | 24.1 |
| 7+ hours/week | 24.7 | 23.6 | 24.6 | 24.3 | 23 |
| TV viewing, % | |||||
| < 1 h/day | 11.1 | 7.7 | 6.1 | 5.7 | 5.4 |
| 1–2 h/day | 35.8 | 31.7 | 28.7 | 26.5 | 25.8 |
| 3–4 h/day | 40.7 | 44.1 | 45.1 | 45.9 | 44.3 |
| 5–6 h/day | 10.2 | 13 | 15.3 | 16.7 | 17.7 |
| 7+ hours/day | 2.2 | 3.5 | 4.2 | 5.2 | 6.8 |
| Chronic conditions | |||||
| Diabetes, % | 4.9 | 5.8 | 6.9 | 7.6 | 8.9 |
| Heart disease, % | 10.2 | 11.1 | 12.3 | 12.8 | 12.8 |
| Stroke, % | 1.2 | 1.2 | 1.5 | 1.8 | 2.3 |
| Cancer, % | 10.4 | 9.7 | 10.0 | 10.0 | 9.2 |
Abbreviations: SD, standard deviation; SES, socioeconomic status.