Age/years

All students

Sex

p-value

M

F

Total

n (600)

n (330)

%

n (270)

%

18 - 30

523

275

52.5

248

47.4

0.009

31 - 43

51

38

74.5

13

25.4

0.001

44 - 56

26

17

65.3

9

34.6

0.142