From: Isolation, molecular characterization and sero-prevalence study of foot-and-mouth disease virus circulating in central Ethiopia
Herd size
Sera tested
Test (+) (%)
95%CI
χ2
p-value
Small
438
98 (22.4)
0.18–0.26
4.76
0.092
Medium
77
20 (26)
0.16–0.36
Large
59
21 (35.6)
0.23–0.48