Demographic Factors

N

%

Gender

Male

Female

276

81

77.3%

22.7%

Age

Younger than 20 years old

Between 20 and 30 years old

Between 31 and 40 years old

Above 41 years old

16

203

122

16

4.5%

56.9%

34.2%

4.5%

Duration of Shift Work

Less than 5 years

One to five years

More than five years

82

161

114

23.0%

45.1%

31.9%

Marital Status

Not married

Married

137

220

38.4%

61.6%

Work Experience

Less than one year

Between 5 and 10 years

Between 10 and 15 years

More than 20 years

75

200

61

21

21.0%

56.0%

17.1%

5.9%

Educational Background

Diploma

Bachelor

Post Graduate Diploma or Master

Doctor of Philosophy

144

152

28

33

40.3%

42.6%

7.8%

9.2%