Variable | Cases (138) n (%) | Controls (138) n (%) | p-value |
---|---|---|---|
Age in mean years (SD) | 51.9 (12.3) | 47.4 (11.9) | 0.002 |
Education* | Â | Â | Â |
   None | 83(60.1) | 55(39.9) |  |
   Primary | 50(36.2) | 67(48.6) | <0.001 |
   Secondary | 3(2.2) | 12(8.7) |  |
   Higher learning | 2(1.4) | 4(2.9) |  |
Occupation | Â | Â | Â |
   Housewife | 21(15.2) | 28(20.3) |  |
   Business | 16(11.6) | 24(17.4) |  |
   Peasant farmer | 92(66.7) | 62(44.9) | 0.06 |
   Salaried employee | 3(2.2) | 13(9.4) |  |
   Other | 6(4.3) | 11(8.0) |  |
Residence | Â | Â | Â |
   South | 11(7.9) | 7(5.1) |  |
   Southern highland | 20(14.4) | 10(7.2) |  |
   Eastern | 49(35.5) | 62(44.9) | 0.13 |
   Central | 17(12.3) | 10(7.2) |  |
   Lake zone | 18(13.0) | 24(17.4) |  |
   Northern | 23(16.7) | 25(18.1) |  |
Religion | Â | Â | Â |
   Catholic | 36(26.1) | 25(18.1) |  |
   Protestant | 30(21.7) | 43(31.5) |  |
   Born again | 5(3.6) | 6(4.3) | 0.11 |
   Muslim | 48(34.8) | 54(39.0) |  |
   Other | 19(13.8) | 10(7.2) |  |
Marital status | Â | Â | Â |
   Single | 2(1.4) | 4(2.9) |  |
   Married | 94(68.1) | 105(76.1) | 0.62 |
   Separated | 12(8.7) | 10(7.2) |  |
   Widowed | 30(21.7) | 19(13.8) |  |