P-value

χ²

Control group

(n=120)

Hospital workers (n=120)

General characteristics

%

No

%

No

0.23

(NS)

2.89

25.8

30.8

43.3

31

37

52

18.3

28.3

53.3

22

34

64

Age(years):

            <30

            30-

            40-

0.44

(NS)

0.60

49.2

50.8

59

61

44.2

55.8

53

67

Gender:

            Female

            Male

0.87

(NS)

0.03

80.8

19.2

97

23

80.0

20.0

96

24

Residence:

            Rural

            Urban

0.15

(NS)

3.85

32.5

50.0

17.5

39

60

21

27.5

61.7

10.8

33

74

13

Education:

            Illiterate

            Read &Write

          School

0.59

(NS)

0.29

83.3

16.7

100

20

85.8

14.2

103

17

Marital status:

            Married

            Unmarried

0.77

(NS)

0.09

25.0

75.0

30

90

26.7

73.3

32

88

Smoking:

            Smoker

            Non smoker

0.14

(NS)

2.16

5.0

95.0

6

114

10.0

90.0

12

108

 Family history:

            Positive

            Negative