Linear mixed effect models among risk factors which showed significant effects in the study villages (Kimotorok and Oltukai, none reveled significant effects in Sukuro)*.

Table 5: Linear mixed effect models among risk factors which showed significant effects in the study villages (Kimotorok and Oltukai, none reveled significant effects in Sukuro)^*.

Oltukai			Kimotorok
Variable	Coeff ± SE	P	Coeff ± SE	P
Intercept	3.8989 ± 1.1572.564	0.99911	-3.3685 ± 0.8161	3.66e-05
Male	4.369 ± 1.419	0.00207	3.1109 ± 1.2041	0.009777
Small herd size	4.369 ± 1.419	0.00207	4.369 ± 1.419	0.000754
Previous infection			3.0629 ± 1.1141	0.005973
Random effect = season
AIC = 169.1, logLik = -75.5, df = 273			AIC = 165.0, Loglik = -79.5, df = 159.0

^*Sampling period is included as a random factor and the standard deviations (S.D) are reported. Intercepts represents female for sex, large for herd size, adult for age and treated for treatment.