Table 3

Mean (SD) of nutrient intake in four BMI categories

Nutrients

Obese (OB)

Over-weight (OW)

Normal weight (NW)

Under-weight (UW)

p-value1

OB-NW

OW-NW

UW-NW


Energy (Kcal)

2266 (312.2)

2058 (219.5)

1651 (311)

817 (312)

<0.0001

<0.0001

<0.0001

Protein (g)

41.8 (6.68)

42.3 (6.79)

43.4 (6.41)

27.0 (7.06)

0.002

0.0421

<0.0001

Fiber (g)

6.8 (1.62)

7.6 (2.06)

9.4 (1.60)

3.5 (1.14)

0.0481

0.0041

<0.0001

Calcium (mg)

342.4 (79.1)

392.2 (91.6)

451.4 (111.1)

270 (83.1)

<0.0001

0.0052

<0.0001

Iron (mg)

11.2 (2.48)

12.7 (3.5)

13.1 (2.81)

7.2 (2.90)

0.0139

0.0139

<0.0001

Zinc (mg)

7.3 (1.31)

7.2 (1.7)

7.5 (1.58)

4.4 (1.18)

0.1421

0.0411

<0.0001

Vit A (RE)

283.6 (97.2)

298.3 (113.1)

314.9 (194)

219 (106.5)

0.0439

0.0501

0.0006

Vit C (mg)

32.3 (17.3)

25.9 (13.7)

44.4 (12.3)

14.2 (8.16)

0.0431

0.0411

<0.0001


1. p-values were calculated using Dennett's test in JMP. The normal weight castigatory was considered as reference. Alpha value for significance was 0.05

Alam et al. Nutrition Journal 2011 10:111   doi:10.1186/1475-2891-10-111

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