Districts Animal level seroprevalence Flock level seroprevalence
Tested *mRBPT CFT CFT
Pos. (%) 95% CI Pos. (%) 95% CI Tested % 95% CI
Ambo 382 10 (2.62) 1.01, 4.22 8 (2.09) 0.65, 3.53 78 10.26 3.44, 17.07
Adea 233 7 (3.00) 0.81, 5.20 7 (3.00) 0.80, 5.20 48 14.89 4.55, 25.24
Fentale 504 32 (6.35) 4.22, 8.48 25(4.97) 3.06, 6.86 101 22.55 14.36, 30.74
Total 1119 49 (4.38) 3.18, 5.58 40(3.57) 2.49, 4.66 227 16.74 11.85, 21.63
Table 3: Animal and flock level seroprevalence of ovine brucellosis in Ambo, Fentale and Ada’a-Liben districts, Central Ethiopia. *statistically significant, Pearson χ2=8.5538, P=0.014, Pos.=positive, CI=Confidence Interval, mRBPT=Modified Rose Bengal Plate Test.