Table 3. Association of environmental and demographic factors with Schistosoma mansoni infection in residents of the Nossa Senhora do Socorro municipality, 2014.

Risk Factors	S. mansoni				OR*	95.0% C.I.# for OR	P-Value
	Positive		Negative
Potable water	Yes	10		81	0.84	0.35–2.00	0.873
	No	14		96
Garbage collection	Yes	22		153	0.62	0.16–2.36	0.7534
	No	3		13
Sewerage	Yes	13		92	0.93	0.40–2.15	0.9633
	No	12		79
Rudimentary cesspool	Yes	15		122	0.72	0.27–1.88	0.6816
	No	7		41
Contact (water streams)	Yes	13		79	1.22	0.51–2.89	0.8048
	No	11		82
Contact (river water)	Yes	15		93	1.19	0.50–2.81	0.8500
	No	10		74
Habit (Barefoot)	Yes	14		86	0.96	0.41–2.25	0.8975
	No	11		65
Sex	M	29		131	3.86	1.76–8.44	<0.0007
	F	9		157

*OR = Odds Ratio

#Confidence Intervals 95.0% (C.I.95%)