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
Table 3: Association of assumed risk factors with single comparative tuberculin test positivity in small ruminants.