Table 1. Distribution of infection intensity and prevalence in both age groups (1–5 years old) and (6–10 years old) in the study population.

Age (years)	PZQ infection status	Sample size	Mean infection intensity*	SEM**	Min infection intensity	Max infection intensity	Infection prevalence (%)
1–5	Untreated	28	26.8	16.1	0	380	29
	PZQ–treated	72	9.9	6.4	0	458	18
	Total	100	14.6	6.5	0	458	21
6–10	Untreated	80	14.4	7.1	0	502	18
	PZQ–treated	355	27.0	4.8	0	878	38
	Total	435	24.7	4.1	0	878	34
Total	Untreated	108	17.6	6.7	0	502	20
	PZQ–treated	427	24.1	4.1	0	878	35
	Total	535	22.8	3.6	0	878	32

*Arithmetic mean, units = eggs/10 ml urine;

**Standard Error of the Mean.