Table 3.
Distribution of characteristics across categories of the DASH Diet Index Score, IWHS, 1986
| DASH Diet Index Score* |
|||||
|---|---|---|---|---|---|
| Baseline Characteristic | 0.5–3.5 | 4.0–4.0 | 4.5–5.0 | 5.5–6.0 | 6.5–10.0 |
| N | 5017 | 2543 | 5100 | 4292 | 4041 |
| Age (yrs) | 60.7 | 60.9 | 61.1 | 61.4 | 61.5 |
| BMI (kg/m2) | 26.3 | 26.2 | 26.0 | 25.8 | 25.3 |
| Waist/hip | 0.83 | 0.83 | 0.82 | 0.82 | 0.81 |
| % > high school education | 33 | 38 | 42 | 47 | 53 |
| % current smokers | 22 | 18 | 16 | 14 | 10 |
| % high physical activity | 16 | 21 | 25 | 30 | 40 |
| % drink alcohol (any) | 45 | 48 | 49 | 50 | 51 |
| % multivitamin use | 27 | 30 | 34 | 38 | 43 |
| % hormone replacement therapy | 10 | 10 | 12 | 12 | 14 |
| Fruit (serv/d) | 1.7 | 2.1 | 2.4 | 2.9 | 3.8 |
| Vegetables (serv/d) | 2.7 | 3.1 | 3.5 | 3.9 | 4.6 |
| Total grain (serv/d) | 2.9 | 3.1 | 3.5 | 3.9 | 4.6 |
| Whole grain (serv/d) | 0.9 | 1.2 | 1.6 | 2.0 | 2.6 |
| Total dairy (serv/d) | 1.8 | 2.0 | 2.2 | 2.2 | 2.5 |
| Low fat dairy (serv/d) | 0.6 | 0.8 | 1.0 | 1.3 | 1.6 |
| Total meat (serv/d) | 2.2 | 2.0 | 1.9 | 1.8 | 1.6 |
| Low fat meat (serv/d) | 0.3 | 0.3 | 0.4 | 0.4 | 0.5 |
| Nuts, dry beans (serv/wk) | 1.8 | 2.7 | 3.1 | 3.5 | 4.0 |
| Sweets (serv/wk) | 15.2 | 13.7 | 12.9 | 11.9 | 9.0 |
| Energy intake/(kcal/d) | 1778 | 1756 | 1815 | 1832 | 1863 |
| Total fat (g/d) | 76.5 | 71.7 | 70.8 | 66.2 | 59.7 |
| Fat as % of kcal | 39 | 37 | 35 | 32 | 29 |
| Saturated fat (g/d) | 27.6 | 25.5 | 25.0 | 22.9 | 20.3 |
| Sat fat as % of kcal | 14 | 13 | 12 | 11 | 10 |
| Vit K (mg/d)† | 2742 | 2874 | 3083 | 3285 | 3631 |
| Vit A (IU/d) | 8952 | 10197 | 11819 | 13452 | 16685 |
| Vit C (mg/d) | 112 | 130 | 148 | 168 | 202 |
| Vit E (mg/d) | 7.3 | 7.7 | 8.5 | 8.9 | 9.8 |
| Zinc (mg/d) | 12.7 | 12.1 | 12.5 | 12.2 | 12.3 |
| P (mg/d) | 1147 | 1181 | 1265 | 1328 | 1437 |
| Na (mg/d) | 2124 | 2125 | 2200 | 2241 | 2275 |
| Ca (mg/d) | 664 | 730 | 806 | 872 | 982 |
| Fiber (g/d) | 15 | 17 | 19 | 22 | 26 |
Because of the large sample size, a test of trend in every characteristic across categories of DASH Diet Index Score was significant at p<0.001.
Micronutrient values are from diet without supplements.