| 
      
        | Factors    (Variables) | No of    animals tested | No of    reactors (%) | χ2 Value | P -    Value |  
        | Pastoralist    associations |  |  |  |  
        
        | Gerirona    Wekello | 89 | 2 (2.25%) |  |  |  
        
        | Anderkellona    Kelayitu | 187 | 9 (4.81%) |  |  |  
        
        | Jarana    Kontolla | 64 | 5 (7.81%) |  |  |  
        
        | Semsemina    Addoo | 57 | 5 (8.77%) | 3.92 | 0.27 |  
        | Species |  |  |  |  
       
        | Sheep | 77 | 1 (1.30%) |  |  |  
       
        | Goat | 320 | 20 (6.25%) | 3.04 | 0.08 |  
        | Flock size |  |  |  |  
       
        | X<75 | 206 | 11 (5.34%) |  |  |  
       
        | X    ≥ 75 | 191 | 10 (5.24%) | 0.00 | 0.96 |  
        | Sex |  |  |  |  
        
        | Male | 54 | 3 (5.56%) |  |  |  
       
        | Female | 343 | 18 (5.25%) | 0.01 | 0.93 |  
        | Age (years) |  |  |  |  
        
        | X    ≤ 2 | 126 | 5 (3.97%) |  |  |  
        
        | 2<X    ≤ 5 | 171 | 13 (7.60%) |  |  |  
        
        | X>5 | 100 | 3 (3.00%) | 3.31 | 0.92 |  
        | Body condition    scores |  |  |  |  
       
        | Poor | 188 | 12 (6.38%) |  |  |  
        
        | Medium | 122 | 8 (6.56%) |  |  |  
        
        | Good | 87 | 1 (1.15%) | 3.82 | 0.15 |  
        | Lactating    status |  |  |  |  
        
        | Lamb/kid | 48 | 2 (4.17%) |  |  |  
        
        | Lactating | 198 | 12 (6.06%) |  |  |  
       
        | Non    lactating | 97 | 4 (4.12%) | 0.62 | 0.73 |  
        | Reproductive    status |  |  |  |  
        
        | Lamb/kid | 31 | 1 (3.23%) |  |  |  
        
        | Pregnant | 111 | 5 (4.50%) |  |  |  
        
        | Non    pregnant | 201 | 12 (5.97%) | 0.59 | 0.75 |  
        | Parity number |  |  |  |  
        
        | X    ≤ 1 | 107 | 7 (6.54%) |  |  |  
        
        | 1<X    ≤ 3 | 102 | 6 (5.88%) |  |  |  
        
        | X>3 | 134 | 5 (3.73%) | 1.06 | 0.59 |  |