Comparative Assessment of Health Benefits of Praziquantel Treatment of Urogenital Schistosomiasis in Preschool and Primary School-Aged Children

Table 3

Levels of S. haematobium reinfection and new infection rates among treated children in the study 12 months following treatment with single dose of 40 mg/kg praziquantel. Percentage proportions, with 95% confidence intervals (95% CI) of children infected with S. haematobium detected by parasitology.

Infection group	Sample size ()	⁢ 12-month posttreatment S. haematobium infection/reinfection rate
		Number (egg-positive)	Prevalence (95% CI)
Reinfections	76	7	9.2% (4.5–17.8%)
New infections	157	11	7.0% (4.0–12.1%)

Egg-positive at baseline and reinfected 12 months after treatment.
Uninfected at baseline and found egg-positive 12 months after treatment.