| Variable  | 
        Categories  | 
        Cases No (%) | 
        Controls No (%) | 
        COR(95%CI) | 
        P-value | 
       
      
        | Household latrine | 
       
      
        |   | 
        Yes | 
        120(89.6) | 
        119(88.8) | 
        1.000 | 
          | 
       
      
        |   | 
        No | 
        14(10.4) | 
        15(11.2) | 
        1.080(0.500,2.336) | 
        0.844 | 
       
      
        | Type of latrine | 
       
      
        |   | 
        Flush /WC | 
        8 (6.7) | 
        3(2.5) | 
        1.000 | 
          | 
       
      
        |   | 
        Pit Latrine | 
        105 (87.5) | 
        102(85.7) | 
        0.386(0.100, 1.496) | 
        0.168 | 
       
      
        |   | 
        VIP Latrine | 
        7 (5.8) | 
        14(11.8) | 
        0.188(0.038,0.936)  | 
        0.041* | 
       
      
        | Latrine cover presence | 
       
      
        |   | 
        Present | 
        34(25.6) | 
        52(38.8) | 
        1.000 | 
          | 
       
      
        |   | 
        Absent  | 
        99(74.4) | 
        82(61.2) | 
        1.794(1.068, 3.014) | 
        0.027* | 
       
      
        | Hand washing facility near latrine | 
       
      
        |   | 
        Present  | 
        21(15.8) | 
        16(11.9) | 
        1.000 | 
          | 
       
      
        |   | 
        Absent | 
        112(84.2) | 
        118(88.1) | 
        0.723(0.359, 1.456) | 
        0.364 | 
       
      
        | Solid waste disposal site | 
       
      
        |   | 
        On field | 
        37(27.6) | 
        40(29.9) | 
        1.000 | 
          | 
       
      
        |   | 
        Pit  | 
        46(34.3) | 
        54(40.3) | 
        0.921(0.508, 1.670) | 
        0.786 | 
       
      
        |   | 
        Garbage container | 
        26(19.4) | 
        7(5.2) | 
        4.015(1.558, 10.349) | 
        0.004* | 
       
      
        |   | 
        Burn  | 
        25(18.7) | 
        33(24.6) | 
        0.819(0.413, 1.626) | 
        0.568 | 
       
      
        | Pets in the house | 
       
      
        |   | 
        Present  | 
        59(44.0) | 
        46(34.3) | 
        1.505(0.919, 2.465) | 
        0.104* | 
       
      
        |   | 
        Absent  | 
        75(56.0) | 
        88(65.7) | 
        1.000 | 
          | 
       
      
        | Contact with pets | 
       
      
        |   | 
        Present  | 
        58(98.3) | 
        43(93.5) | 
        4.047(0.407, 40.251) | 
        0.233* | 
       
      
        |   | 
        Absent | 
        1(1.7) | 
        3(6.5) | 
        1.000 | 
          | 
       
      
        | Insects and rats at home  | 
       
      
        |   | 
        Present  | 
        128(95.5) | 
        120(89.6) | 
        2.489 (0.926, 6.687) | 
        0.071* | 
       
      
        |   | 
        Absent  | 
        6(4.5) | 
        14(10.4) | 
        1.000 | 
          | 
       
      
        | Refrigerator in the house  | 
       
      
        |   | 
        Present  | 
        20(14.9) | 
        39(29.1) | 
        1.000 | 
          | 
       
      
        |   | 
        Absent  | 
        114(85.1) | 
        95(70.9) | 
        2.340(1.279, 4.280) | 
        0.006* | 
       
      
        | Frequency of cooking | 
       
      
        |   | 
        1-2 | 
        110(82.1) | 
        109(81.3) | 
        1.051(0.566, 1.953) | 
        0.874 | 
       
      
        |   | 
        >3 | 
        24(17.9) | 
        25(18.7) | 
        1.000 | 
          | 
       
      
        | Eat Raw/uncooked food | 
       
      
        |   | 
        Yes | 
        34(25.4) | 
        18(13.4) | 
        2.191(1.166, 4.117) | 
        0.015* | 
       
      
        |   | 
        No  | 
        100(74.6) | 
        116(86.6) | 
        1.000 | 
          | 
       
      
        | *Variables which show significant association during the bivariate    analysis at  P<0.25. | 
       
      |