Table 1 Characteristics of the subjects

Gender

Male

118

41.5

Female

166

58.5

Age

20–29

57

20.1

30–39

77

27.1

40–49

77

27.1

50–59

54

19.0

60 and above

19

6.7

Smoking Status

Smoked before but have quit

47

16.5

Currently smoking

39

13.7

Never smoked

198

69.7

Drinking Status

Never drink

81

28.5

Once a month

81

28.5

Once a week

61

21.5

Twice a week

40

14.1

Three times or more a week

21

7.4

Exercise

I don’t exercise

160

56.3

I exercise

124

43.7

Sleep

5 h or below

28

9.9

5–6 h

79

27.8

6–7 h

107

37.7

7–8 h

65

22.9

More than 8 h

5

1.8