Table 2.

Age-adjusted baseline characteristics and dietary intake of older women (Nurses' Health Study I) in 1986 according to quintiles of DASH scorea

NHS IDASH Score Quintiles
Quintile 1Quintile 3Quintile 5
BMI (kg/m2)25.525.324.8
History of hypertension (%)28.427.827.5
History of diabetes (%)2.93.53.8
Thiazide use (%)14.013.813.0
Intakes
    Dietary calcium (mg/d)589727845
    Supplemental calcium (mg/d)275365429
    Fluid (l/d)1.82.02.2
    Oxalate (mg/d)130165208
    Potassium (mg/d)262030573529
    Magnesium (mg/d)250298355
    Vitamin C (mg/d)254341447
    Animal protein (g/d)535556
Components of DASH score
    Fruit (servings/d)1.42.53.9
    Vegetables (servings/d)2.43.75.5
    Nuts (servings/d)0.50.71.1
    Sodium (mg/d)b330728352395
    Low-fat dairy (servings/d)0.41.01.8
    Red and processed meats (servings/d)b1.10.90.6
    Whole grains (servings/d)0.51.12.0
    Sweetened beverages (servings/d)b0.40.20.1
  • aValues are means unless otherwise indicated. Nutrient intakes are energy adjusted.

  • bIn constructing the DASH score, higher intakes received lower scores.