Variables

Cases n (%)

Controls n (%)

OR (CI 95%)

P

Age group (years)

[20 - 30]

8 (27.6)

35 (16.7)

0.42 (0.18 - 0.92)

0.031

[30 - 40]

27 (25.7)

80 (38.1)

0.56 (0.33 - 0.94)

0.03

[40 - 50]

20 (19.0)

57 (27.1)

0.63 (0.36 - 1.12)

0.117

[50 - 60]

25 (23.9)

28 (13.3)

2.14 (1.17 - 3.9)

0.012

[60 - 70]

19 (18.0)

9 (4.3)

4.93 (2.15 - 11.34)

0.002

[70 - 88]

6 (5.7)

1 (0.5)

12.6 (1.5 - 106.7)

0.02

Marital status

Single

24 (22.9)

65 (31.0)

0.66 (0.38 - 1.14)

0.134

Married

47(44.8)

100 (47.6)

0.89 (0.56 - 1.14)

0.63

Divorced

4 (3.8)

6 (2.9)

1.34 (0.37 - 4.8)

0.65

Widow

22 (20.9)

15 (7.1)

3.45 (1.7 - 6.9)

0.006

Co-habitation

8 (7.6)

24 (1.4)

0.64 (0.27 - 1.4)

0.29

Income level (US dollars)

<86

45 (52.3)

71 (37.9)

2.19 (1.31 - 3.65)

0.002

[86 - 172]

18 (20.9)

57 (30.4)

0.60 (0.33 - 1.11)

0.102

[172 - 258]

10 (11.6)

22 (11.7)

1.01 (0.46 - 2.45)

0.97

[258 - 344]

7 (8.1)

22 (11.7)

0.99 (0.44 - 2.17)

0.97

[344 - 516]

3 (3.4)

8 (4.2)

0.81 (0.21 - 3.13)

0.76

>516

3 (3.4)

7 (3.7)

0.93 (0.23 - 3.68)

0.92

Level of education

None

10 (9.5)

9 (4.2)

3.35 (0.92 - 5.98)

0.073

Primary

37 (35.2)

43 (20.5)

2.11 (1.25 - 3.56)

0.005

Secondary

47 (44.8)

107 (51.0)

0.78 (0.49 - 1.25)

0.301

Higher education

11 (10.5)

51 (24.3)

0.36 (0.18 - 0.73)

0.005