Table 5. GLMM analyses adjusting for intra-herd clustering of animal level risk factors in Gulu.

Variable	Category	P-value	OR	95% CI for OR
				Lower	Upper
Age		0.007
	1–2 years (ref)	-	1.0	-	-
	>2–5 years	0.144	0.4	0.11	1.38
	>5–7 years	0.186	2.5	0.64	9.87
	>7 years	0.096	3.5	0.80	14.84
Region of origin of the cow		<0.0001
	Western Uganda (ref)	-	1.0	-	-
	Central Uganda	0.067	0.14	0.02	1.15
	Northern Uganda	0.009	0.09	0.02	0.57