Table 5.

Variables and odds ratios for variables selected by logistic regression model.

	P	OR	OR 95% CI
			Lower	Upper
Resident	0.010	2.136	1.203	3.792
Knowing dog could be infected	0.008	0.422	0.223	0.796
Knowing eating could be route of infection	0.004	0.248	0.096	0.638
Oldest dog's age	0.005	1.120	1.034	1.214
Usually feed dogs by self	0.001	2.597	1.466	4.608
Feed dogs with internal organs	0.025	1.969	1.087	3.559