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Table 1 Absolute nutrient intake for participants compared to MDRVs and RDA

From: Sex differences in dietary intake in British Army recruits undergoing phase one training

Nutrient

All

Men

MDRV

Women

MDRV

Energy (kcal·day− 1)

2439 ± 653

2846 ± 573*

4100.0

2207 ± 585*

3100.0

CHO (g·day− 1)

283 ± 98

352 ± 92*

513–615

243 ± 79*

388–465

PRO (g·day− 1)

94 ± 27

114 ± 29

123–154

83 ± 18

93–116

Fat (g·day− 1)

103 ± 25

109 ± 21

128–159

100 ± 27

96–121

Fibre (g·day− 1)

20 ± 6

23 ± 5

30

18 ± 1

30

Calcium (mg·d− 1)

837.0 ± 383.0

1078.0 ± 418.0*

700.0

699.0 ± 287.0*

700.0

Copper (mg·d− 1)

0.9 ± 0.3

1.0 ± 0.0

1.2

0.9 ± 0.3

1.2

Folate (μg·d− 1)

173.0 ± 84.0

231.0 ± 95.0*

200.0

140.0 ± 55.0*

200.0

Iodine (μ·d− 1)

99.0 ± 64.0

135.0 ± 79.0

140.0

77.0 ± 44.0

140.0

Iron (mg·d− 1)

8.7 ± 3.0

10.0 ± 3.0*

8.7

7.0 ± 2.0*

14.8

Magnesium (mg·d− 1)

198.0 ± 77.0

239.0 ± 94.0

300.0

174.0 ± 55.0

270.0

Niacin (mg·d− 1)

14.8 ± 6.3

19.9 ± 7.3*

16.5

12.0 ± 3.0*

13.2

Phosphorus (mg·d− 1)

997.0 ± 382.0

1227.0 ± 461.0

550.0

865.0 ± 254.0

550.0

Potassium (mg·d− 1)

2386.0 ± 877.0

2859.0 ± 1051.0

3500.0

2115.0 ± 634.0

3500.0

Riboflavin (mg·d− 1)

1.1 ± 0.7

1.6 ± 0.8*

1.3

0.8 ± 0.4*

1.1

Selenium (μg·d− 1)

39.0 ± 21.0

57.0 ± 25.0

75.0

29.0 ± 11.0

60.0

Sodium (g·d− 1)

2.7 ± 0.7

3.0. ± 0.6

2.4

2.5 ± 0.7

2.4

Thiamin (mg·d− 1)

1.3 ± 0.5

1.5 ± 0.5

1.0

1.1 ± 0.3

0.8

Vitamin A (μg·d− 1)

634.0 ± 410.0

840.0 ± 388.0

700.0

516.0 ± 380.0

600.0

Vitamin B12 (μg·d− 1)

4.3 ± 2.6

6.0 ± 3.2*

1.5

3.3 ± 1.3*

1.5

Vitamin B6 (mg·d− 1)

1.5 ± 0.9

2.0 ± 1.2

1.4

1.2 ± 0.3

1.2

Vitamin C (mg·d− 1)

55.0 ± 38.0

67.0 ± 49.0

40.0

49.0 ± 29.0

40.0

Vitamin D (μg·d− 1)

2.0 ± 1.0

2.0 ± 1.0

10.0

1.0 ± 1.0

10.0

Zinc (mg·d− 1)

7.1 ± 2.5

8.0 ± 3.0

9.5

6.0 ± 1.0

7.0

  1. Energy, macronutrient and micronutrient intake of all participants and with data grouped according sex to establish differences in intakes. Intakes for each sex were then compared to recommendations. The recommended MDRV for CHO, protein and fat towards total energy intake is 50-60%, 12-15% and 28-35%, respectively. These values were used to calculate the absolute amount of CHO, protein and fat needed to achieve the required energy intake in men (4100 kcal·d-1) and women (3100 kcal·day-1). EI Energy intake , MDRV Military Dietary Reference Value , CHO Carbohydrate , grams·body mass-1·day-1 (g·kg-1·d-1), milligrams·day-1 (mg·d-1) and micrograms·day-1 (μg·d-1). *indicates a statistically significant differecnce between sexes