Table 4

Mean energy-adjusted daily intakes (g/d) of different food groups based on tertiles1of total protein intake (n = 661)

Total

Boys

Girls

Pa

Food groups

T1

T2

T3

T1

T2

T3

T1

T2

T3

Total

Boys

Girls


Beverages

279.0

243.9

225.4

271.0

249.9

227.9

284.4

236.6

221.8

0.001

0.116

0.008

Bread and cereals

61.5

61.0

56.4

62.7

62.7

57.9

60.7

58.8

54.2

0.028

0.165

0.087

Potatoes and grains

59.7

60.3

60.0

62.4

58.7

59.3

57.9

62.3

60.9

0.976

0.637

0.529

Vegetables

46.2

45.6

51.2

45.2

42.8

53.6

46.9

48.9

47.7

0.256

0.028

0.435

Fruits

69.2

72.3

82.0

72.6

65.3

79.7

66.9

80.7

85.3

0.037

0.095

0.073

Soy products and soymilk

9.6

13.9

15.0

12.3

18.3

25.0

7.8

8.6

1.1

0.763

0.516

0.253

Dairy productsb

239.2

295.4

362.2

223.4

285.9

351.2

250.0

306.8

377.5

<0.001

<0.001

<0.001

Meat, poultry, fish and eggs

52.7

60.0

69.7

52.8

58.6

67.9

52.7

61.8

72.3

<0.001

<0.001

<0.001

Restgroup

117.9

98.5

92.4

133.0

105.3

102.0

107.6

90.2

79.0

0.014

0.033

0.045


1Tertiles based on total protein intake (g/d) among Flemish preschoolers. Tertile 1 (T1): total protein intake <51 g/d; tertile 2 (T2): 52 g/d < total protein intake <60 g/d; tertile 3 (T3): total protein intake ≥ 60 g/d.

aP value for mean differences between T1, T2, and T3 (ANOVA for the food groups beverages, bread and cereals, potatoes and grains, dairy products, and meat, poultry, fish and eggs; Kruskal-Wallis test for the food groups vegetables, fruits, soy products and soymilk, and restgroup).

bDairy products include the food groups milk and milk products, and cheese.

Lin et al. Nutrition Journal 2011 10:97   doi:10.1186/1475-2891-10-97

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