Table 3.
Age-adjusted baseline characteristics and dietary intake of younger women (Nurses' Health Study II) in 1991 according to quintiles of DASH scorea
| NHS II | DASH Score Quintiles |
||
|---|---|---|---|
| Quintile 1 | Quintile 3 | Quintile 5 | |
| BMI (kg/m2) | 25.2 | 24.6 | 24.0 |
| History of hypertension (%) | 7.3 | 6.2 | 5.5 |
| History of diabetes (%) | 0.6 | 0.7 | 0.6 |
| Thiazide use (%) | 1.9 | 1.7 | 1.6 |
| Intakes | |||
| Dietary calcium (mg/d) | 725 | 904 | 1031 |
| Supplemental calcium (mg/d) | 93 | 129 | 173 |
| Fluid (l/d) | 1.9 | 2.1 | 2.4 |
| Oxalate (mg/d) | 134 | 169 | 219 |
| Potassium (mg/d) | 2539 | 2953 | 3366 |
| Magnesium (mg/d) | 259 | 318 | 378 |
| Vitamin C (mg/d) | 188 | 259 | 337 |
| Animal protein (g/d) | 63 | 65 | 64 |
| Components of DASH score | |||
| Fruit (servings/d) | 0.8 | 1.8 | 3.2 |
| Vegetables (servings/d) | 1.6 | 2.7 | 4.3 |
| Nuts (servings/d) | 0.3 | 0.6 | 1.0 |
| Sodium (mg/d)b | 2221 | 2157 | 2070 |
| Low-fat dairy (servings/d) | 0.6 | 1.3 | 2.0 |
| Red and processed meats (servings/d)b | 1.0 | 0.8 | 0.5 |
| Whole grains (servings/d) | 0.5 | 1.1 | 2.1 |
| Sweetened beverages (servings/d)b | 0.7 | 0.4 | 0.3 |
aValues are means unless otherwise indicated. Nutrient intakes are energy adjusted.
bIn constructing the DASH score, higher intakes received lower scores.