| Variables | 
        Symptom    complex of TB | 
        COR(95%CI) | 
        AOR(95%    CI) | 
      
      
        |   | 
        Yes  | 
        No  | 
          | 
          | 
      
      
        Direct contact  
          No  
          Yes | 
         
          1  
            11 | 
         
          24  
            220 | 
         
          1.00 
            1.20(0.15-9.70) | 
         
                 - | 
      
      
        Sleeping  with cattle 
          No  
          Yes  | 
         
          8  
            4  | 
         
          142  
            102 | 
         
          1.00 
            0.70(0.20-2.37) | 
         
                  - | 
      
      
        Duration of    employment 
          < 1 year 
          1-3 years 
          > 3 years | 
         
          3 
            1 
            8 | 
         
          82 
            48 
            144 | 
         
          1.00 
            0.57(0.06-5.63) 
            1.92(0.49-7.45) | 
         
           
          - | 
      
      
        Consuming raw    products 
          No  
          Yes | 
         
          4  
            8 | 
         
          160  
            84 | 
         
          1.00 
            3.8(1.12-13.02) | 
         
           
           
          3.79(1.08-13.29) | 
      
      
        Knowledge of TB    transmission 
            No  
          Yes   | 
         
          6  
            6 | 
         
          190 
            46 | 
         
          1.00 
            4.13(1.27-13.40) | 
         
            
           
          3.70(1.12-12.23) |