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. 2010 May;140(5):992–998. doi: 10.3945/jn.109.114629

TABLE 4.

Daily intakes of minerals as estimated by dietary records of adult (≥18 y) men and women participating in the CoASTAL cohort in comparison to adult (≥19 y) men and women sampled in NHANES 2001–200212

Men
Women
Minerals Total sample Plausible rEI Implausible rEI NHANES 01–02 Total sample Plausible rEI Implausible rEI NHANES 01–02
n 175 89 86 2380 243 147 96 2267
Calcium, mg/d 764 ± 40 858 ± 38 666 ± 69* 984 ± 23 669 ± 24 696 ± 28 627 ± 42 735 ± 18
Phosphorous, mg/d 1349 ± 52 1523 ± 46 1169 ± 92** 1552 ± 25 1101 ± 27 1169 ± 27 997 ± 52** 1109 ± 18
Magnesium, mg/d 266 ± 8.7 306 ± 10 225 ± 13*** 322 ± 6.2 233 ± 5.6 254 ± 6.4 202 ± 9.7*** 240 ± 5.0
Iron,3mg/d 17 ± 0.6 18 ± 0.6 15 ± 1.0** 18 ± 0.4 15 ± 0.5 16 ± 0.6 13 ± 0.7** 13 ± 0.3
Potassium, mg/d 2696 ± 91 3200 ± 113 2175 ± 119*** 3141 ± 55 2342 ± 57 2504 ± 59 2094 ± 107*** 2341 ± 39
Zinc, mg/d 13 ± 0.5 14 ± 0.5 11 ± 0.9** 14 ± 0.3 10 ± 0.3 11 ± 0.4 9 ± 0.5*** 10 ± 0.2
Copper, mg/d 1.1 ± 0.05 1.6 ± 0.07 1.1 ± 0.06*** 1.5 ± 0.04 1.3 ± 0.03 1.2 ± 0.04 1.0 ± 0.06** 1.1 ± 0.02
Selenium, μg/d 135 ± 5.4 155 ± 5.9 115 ± 8.6*** 125 ± 2.6 111 ± 2.9 119 ± 3.1 98 ± 5.5*** 89 ± 1.8
Sodium, mg/d 1778 ± 115 2015 ± 133 1533 ± 186 3964 ± 55 1369 ± 70 1522 ± 96 1135 ± 92** 2853 ± 47
1

Values are mean ± SEM. Asterisks indicate different from plausible rEI: * P < 0.05, ** P < 0.01, *** P < 0.001.

2

As estimated by 24-h recall from (36).

3

Iron was normally distributed in both men and women of the CoASTAL cohort.