. 2016 May 20;83(1):a1024. doi: 10.4102/ojvr.v83i1.1024

TABLE 1.

Potential risk factors associated with Cryptosporidium infection in 143 children < 5 years old: Results of a multivariable exact logistic regression model.

Variable	Level	Odds ratio	95% CI (OR)	P
Age	0–2 months	1^†	-	-
	<6 months	0.62	0.01, 55.7	1.000
	6–12 months	0.89	0.07, 51.2	1.000
	>12 months	0.34	0.01, 26.7	0.880
Contact with cattle	No	1^†	-	-
	Yes	0.87	0.07, 7.10	1.000
Contact with other animals (cat, dog, goat)	No	1^†	-	-
Contact with other animals (cat, dog, goat)	Yes	1.31	0.17, 15.5	1.000
Source of drinking water	other	1^†	-	-
Source of drinking water	tap	0.08	0.002, ∞	1.000
Boiling water before drinking	No	1^†	-	-
Boiling water before drinking	Yes	1.09	0.01, 20.3	1.000

^†

Reference level.