estimated average requirements for energy

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estimated average requirements for energy

age

males

females

These figures assume an average level of physical activity; people with a high level of activity have higher requirements, and those with a very sedentary life‐style have lower requirements.

1 kcal = 4.184 kJ, rounded off to 4.2;

1000 kcal = 4200 kJ = 4.2 MJ.

kcal

MJ

kcal

MJ

0–3 m

545

2.28

515

2.16

4–6 m

690

2.89

645

2.69

7–9 m

825

3.44

765

3.20

10–12 m

920

3.85

865

3.61

1–3 y

1230

5.15

1165

4.86

4–6 y

1715

7.16

1545

6.46

7–10 y

1970

8.24

1740

7.28

11–14 y

2220

9.27

1845

7.92

15–18 y

2755

11.51

2110

8.83

19–50 y

2550

10.60

1940

8.10

51–59 y

2550

10.60

1900

8.00

60–64 y

2380

9.93

1900

7.99

65–74 y

2330

9.71

1900

7.96

75+ y

2100

8.77

1810

7.61

pregnant

+200

+0.8

lactating 1 m

+450

+1.9

lactating 2 m

+530

+2.2

lactating 3 m

+570

+2.4


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