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Table 4 Nutritional recommendations, intake, and prevalence of inadequate micronutrient intakes in men with metabolic syndrome (n = 19)

From: Inadequacies in the habitual nutrient intakes of patients with metabolic syndrome: a cross-sectional study

Micronutrients EAR/AI Mean SD Intake percentiles % of inadequacy
10th 25th 50th 75th 90th
Vitamin A (μg/d)a 625 652.2 547.7 266.8 352.6 467.7 756.9 1287.3 48.0
Vitamin C (mg/d) 75 99.8 78.7 29.6 58.7 86.6 118.4 151.5 37.8
Vitamin D (μg/d) 10 2.6 1.4 1.2 1.6 2.3 3.1 4.7 100.0
Vitamin E (mg/d)b 12 10.6 5.1 4.4 7.2 9.9 14.1 16.9 60.3
Thiamin (mg/d) 1 1.3 0.8 0.7 0.9 1.0 1.3 1.6 33.7
Riboflavin (mg/d) 1.1 1.1 0.5 0.8 0.8 0.9 1.1 1.4 52.8
Vitamin B6 (mg/d)c 19–50 years 1.1 1.5 0.3 1.1 1.2 1.4 1.7 1.8 9.7
 >50 years 1.4 1.6 0.5 1.1 1.3 1.5 1.8 2.6 32.3
Niacin (mg/d)d 12 21.2 10.9 10.7 14.5 18.4 24.3 36.8 19.8
Phosphorus (mg/d) 580 852.5 229.3 577.5 687.1 829.2 963.1 1128.9 11.7
Magnesium (mg/d)e 19–30 years 330 168.2 36.1 114.1 144.4 162.3 203.9 216.1 100.0
 >30 years 350 220.7 68.8 135.4 170.1 202.3 248.5 350.0 97.0
Zinc (mg/d) 9.4 7.3 3.1 4.4 5.3 6.7 8.1 10.4 75.5
Copper (mg/d) 0.7 0.9 0.3 0.7 0.7 0.8 1.0 1.2 23.0
Iron (mg/d)f 6 11.7 2.5 9.1 10.6 11.3 12.8 16.1 0.0
Selenium (μg/d) 45 59.8 22.4 30.5 40.8 61.5 75.1 95.6 25.5
Calcium (mg/d)g 19–50 years 800 466.0 123.6 314.6 346.2 450.5 558.7 669.4 99.7
 >50 years 1000 639.5
Potassium (mg/d)h 4700 1817.9 503.8 1350.0 1473.2 1721.3 2058.9 2506.7
  1. EAR estimated average requirement; AI adequate intake
  2. aCalculated as retinol activity equivalents
  3. bCalculated as α-tocopherol equivalents
  4. c19–50 y (n = 6); >50 y (n = 13)
  5. dCalculated as niacin equivalents
  6. e19–30 y (n = 6); >30 y (n = 13)
  7. fInadequate iron intake was calculated by the probability approach
  8. g19–50 y (n = 18); >50 y (n = 1)
  9. hAI value