Variables **n CFT pos.
( %)
Univariable Multivariable
 cOR(95% CI) P aOR (95% CI) P
District Ambo 78 8 (10.26) 1.00   -  
Adea 47 7 (14.89) 1.53 (0.52, 4.55) 0.443 1.47 (0.49, 4.44) 0.490
Fentale 102 23 (22.55) 2.55 (1.07, 6.07) 0.035 1.39 (0.43, 4.47) 0.577
Altitude Highland 55 6 (10.91) 1.00      
Midland 70 9 (12.86) 1.20 (0.40, 3.63) 0.740    
Lowland 102 23 (22.55) 2.38 (0.90, 6.25) 0.080    
Presence of goats No 118 16 (13.56) 1.00      
Yes 109 22 (20.18) 1.61 (0.80, 3.27) 0.185    
Flock Size Small 128 21 (16.41) 1.00      
Large 99 17 (17.17) 1.06 (0.52, 2.13) 0.879    
Management Extensive 181 29 (16.02) 1.00      
Semi-int. 46 9 (19.57) 1.27 (0.56, 2.93) 0.567  
Residential place Urban& P 56 7 (12.50) 1.00      
Rural 171 31 (18.13) 1.55 (0.64, 3.75) 0.331    
Water source Tap 11 1 (9.09) 1.00      
Mixed
Stagnant
16
33
2 (12.50)
5 (15.15)
1.43 (0.11, 18.10)
1.79 (0.18, 17.29)
0.783
0.617
   
River 167 30 (17.96) 2.19 (0.27, 17.84) 0.464    
Production system Sedentary 126 16 (12.70) 1.00      
Agropast. 62 14 (22.58) 2.01 (0.91, 4.44) 0.086    
Pastoral 39 8 (20.51) 1.77 (0.69, 4.54) 0.232    
Presence of dogs No 107 17 (15.89) 1.00      
Yes 120 21 (17.50) 1.12 (0.56, 2.27) 0.746    
Abortion No 113 18 (15.93) 1.00      
Yes 114 20 (17.54) 1.12 (0.56, 2.26) 0.745    
Still birth No 173 22 (12.72) 1.00      
Yes 54 16 (29.63) 2.89 (1.38, 6.04) 0.005 2.12 (0.88, 5.14) 0.095
Neonatal loss No 139 17 (12.23) 1.00      
Yes 88 21 (23.86) 2.25 (1.11, 4.56) 0.025 1.50 (0.56, 4.03) 0.425
Farm sanitation Fair 23 3 (13.04) 1.00      
Poor 204 35 (17.16) 1.38 (0.39, 4.91) 0.619    
Table 5: Results from logistic regression analysis on the predictors of flock level ovine brucellosis in Ambo, Adea and Fentale districts, Central Ethiopia. **n=number of flocks tested.