. Author manuscript; available in PMC: 2017 May 1.

Published in final edited form as: Int J Parasitol. 2016 Mar 4;46(5-6):343–350. doi: 10.1016/j.ijpara.2016.01.007

Table 3.

Schistosoma mansoni infection and reinfection following treatment. Incidence and reinfection were compared by chi square test, and intensity (geometric mean eggs per gram (epg) of feces) by Student’s t-test.

^a2012 Prior Infection Status		2012 (year 3)			2013 (year 4)
^a2012 Prior Infection Status		Jenipapo	Volta do Rio	P^a	Jenipapo	P^b
		(n = 453)	(n = 357)		(n = 406)
Previously Uninfected	Incidence % (n)	23.0 (107)	14.0 (43)	<0.001	15.0 (61)	<0.001
	Intensity (epg)	29.2	24.6	0.271	19.5	0.016
		(n = 163)	(n = 87)		(n = 90)
Previously Infected	Reinfection % (n)	35.2 (62)	20.8 (20)	0.020	19.4 (18)	0.010
	Intensity	32.6	44.7	0.398	23	0.718

Jenipapo versus Volta do Rio

Jenipapo 2012 versus 2013