Table 4.

Relationship between potential risk factors and Brucella seropositivity at individual level (n = 904) using multivariable logistic regression analyses

Variable	Category	β	SE	P	OR (95 % CI)
Nr of calves	≤2	−1.4	0.7	0.051	0.24 (0.06–1.0)
	>2–4	−1.4	0.8	0.067	0.25 (0.06–1.1)
	>4–6	−0.6	0.8	0.44	0.53 (0.11–2.6)
	>6				Reference