Association between Schistosoma mansoni infection and access to improved water and sanitation facilities in Mwea, Kirinyaga County, Kenya

Table 3 Prevalence and Intensity of Schistosoma mansoni infections by villages

	Karima N (%)	Rurumi N (%)	Kasarani N (%)	Kirogo N (%)	Kamucege N (%)	Block N (%)	Gakungu N (%)	Total
S. mansoni
Positive	21	72	34	7	29	19	27	209
Negative	93	158	87	93	99	86	80	696
Prevalence	18.4	31.3	28.1	7	22.7	18.1	25.2	23.1
OR (95% CI)	0.669(0.351–1.274)	1.350(0.805–2.266)	1.158(0.642–2.088)	0.223(0.092–0.540)	0.868(0.476–1.584)	0.655(0.338–1.268)	REF
P-value	0.220	0.255	0.626	< 0.001	0.644	0.207
Intensity
Light (1–99 epg)	20	46	19	6	24	17	24	156
Moderate (100–399 epg)	1	19	13	1	4	1	2	41
Heavy (≥400 epg)	0	7	2	0	1	1	1	12

N = 905 Karima N = 114, Rurumi N = 230, Kasarani N = 121, Kirogo N = 100, Kamucege N = 128, Block N = 105, Gakungu =107

ISSN: 1471-2334