Table 1.

Prevalence of S. mansoni and intestinal protozoa infections by categories, age, sex, and school.

	S. mansoni n/N (%)	Any intestinal protozoan n/N (%)	G. intestinalis n/N (%)	E. histolytica/dispar n/N (%)	E. coli n/N (%)
Overall prevalence	127 (70.5%)	59 (32.7%)	15 (8.3%)	22 (12.2%)	34 (18.9%)
Prevalence by age
<10 years	65.10%	30.30%	5 (7.6%)	7 (10.6%)	12 (18.2%)
10–12 years	71.70%	34.30%	10 (10.1%)	14 (14.1%)	19 (19.2%)
>12 years	86.60%	33.30%	0	1 (6.7%)	3 (20.0%)
Prevalence by gender
Male	73.30%	32.20%	7 (7.8%)	9 (10.0%)	16 (17.8%)
Female	67.70%	33.30%	8 (8.9%)	13 (14.4%)	18 (20.0%)
Prevalence by school
Mianya	65.00%	38.30%	9 (15.0%)	5 (8.3%)	11 (18.3%)
Mbui Njeru	63.30%	33.30%	3 (5.0%)	12 (20.0%)	11 (18.3%)
Mukou	83.30%	26.60%	3 (5.0%)	5 (8.3%)	12 (20.0%)