Table 2—

Summary of daily nutrient intake

Obese subjectsLean subjectsP value*
Energy intake (kcal)2,430.3 ± 141.5; 2,345.0 (1,633.2–3,449.5)2,369.7 ± 527.5; 2,350.0 (1,662.8–3,058.4)0.734
Protein (g)92.0 ± 5.3; 96.0 (59.6–118.4)90.7 ± 4.4; 91.5 (63.8–118.5)0.852
Carbohydrates (g)323.9 ± 21.5; 302.5 (203.0–465.2)329.6 ± 15.6; 322.0 (242.4–430.6)0.831
Fat (g)88.2 ± 5.2; 85.0 (62.8–112.7)80.5 ± 4.6; 79.0 (52.5–114.4)0.276
Percent of calories from protein (%)15.3 ± 0.5; 15.3 (12.4–18.9)15.4 ± 0.4; 15.5 (12.6–18.0)0.881
Percent of calories from carbohydrate (%)52.8 ± 0.9; 51.8 (48.6–58.2)55.7 ± 0.8; 55.2 (50.9–61.8)0.009
Percent of calories from fat (%)32.9 ± 0.8; 33.7 (27.8–37.4)30.4 ± 0.7; 30.4 (25.0–34.8)0.022
Unadjusted for energy intake
    Magnesium (mg)286.4 ± 18.3; 280.0 (168.8–389.9)327.7 ± 16.6; 307.5 (242.7–441.2)0.102
    Potassium (mg)2,938.3 ± 206.3; 2,810.2 (1,742.6–4,028.2)3,153.0 ± 186.9; 3,242.2 (2,179.1–4,324.8)0.424
    Calcium (mg)1,151.8 ± 104.0; 1,001.7 (636.4–1,761.2)1,149.4 ± 71.8; 1,250.7 (694.8–1,531.1)0.985
    Phosphorus (mg)1,592.5 ± 106.3; 1,587.7 (965.8–2,192.3)1,542.6 ± 76.1; 1,587.8 (1,107.5–1,935.3)0.704
    Sodium (mg)2,908.7 ± 155.5; 2,842.0 (2,078.4–4,033.2)2,840.6 ± 133.6; 2,842.0 (2,078.4–4,033.2)0.741
    Fiber (g)17.4 ± 1.1; 17.3 (11.2–24.9)20.5 ± 1.3; 19.9 (13.9–28.8)0.095
Adjusted for energy intake
    Magnesium (mg/kcal)0.12 ± 0.004; 0.12 (0.09–0.14)0.14 ± 0.004; 0.14 (0.12–0.16)0.001
    Potassium (mg/kcal)1.21 ± 0.05; 1.18 (0.89–1.53)1.32 ± 0.05; 1.28 (1.02–1.64)0.143
    Calcium (mg/kcal)0.47 ± 0.03; 0.42 (0.31–0.64)0.48 ± 0.02; 0.46 (0.38–0.61)0.738
    Phosphorus (mg/kcal)0.66 ± 0.02; 0.65 (0.51–0.82)0.65 ± 0.02; 0.65 (0.53–0.76)0.823
    Sodium (mg/kcal)1.21 ± 0.03; 1.20 (1.07–1.38)1.20 ± 0.03; 1.22 (1.00–1.42)0.887
    Fiber (g/kcal)0.007 ± 0.0004; 0.007 (0.006–0.009)0.009 ± 0.0003; 0.008 (0.007–0.011)0.004
  • Data are means ± SE; median (10th to 90th percentile).

  • *

    * By ANOVA.