Age (years)

F

M

Total

Weight (kg)

F

M

Grand Total

21 - 30

4

3

7

41 - 51

1

4

5

31 - 40

21

11

32

51 - 61

15

27

42

41 - 50

16

32

48

61 - 71

34

36

70

51 - 60

12

32

44

71 - 81

7

24

31

61 - 70

4

11

15

81 - 91

0

2

2

71 - 80

0

3

3

81 - 90

0

1

1

Grand Total

57

93

150

57

93

150

Mean ± SD (kg)

48.2 ± 11.5

65.3 ± 7.7

p-value (X²)

0.008

0.07