Prevalence and Risk Factors of Toxoplasma gondii in Fattening Pigs Farm from Yucatan, Mexico

Table 2

Variables measured in the study of cross section for T. gondii in fattening pigs from 39 farms in the state of Yucatan, Mexico.

Variable	Category	Positive	Negative	Chi^2 value	𝑃
Farm size	≤400	272	3	45	0.0001
	>400	125	29
Presence of cats	Yes	301	29	4	0.055
	No	96	3
Cats number	>3	176	22	7	0.026
	<3	136	7
	0	85	3
Food storage	Ensilage	31	13	34	0.001
	Warehouse	366	19
Type of feeder	Automatic	75	13	9	0.003
	Manual	322	19
Cannibalism	Yes	155	0	19	0.0001
	No	242	32
Production system	Full cycle	309	32	9	0.0028
	Fattening	88	0
Presence of rodents	Yes	95	147	28	0.000
	No	122	65
Pest control	Yes	109	108	0.19	0.65
	No	111	101