Reinfection of urogenital schistosomiasis in pre-school children in a highly endemic district in Northern Zimbabwe: a 12 months compliance study

Table 3 Changes in Prevalence and intensity of S. haematobium infection among the compliant pre-school aged children/group

Variable	Number of children examined	Prevalence			Mean egg count
		Number of infected individuals % (95% CI)		% Reduction	Eggs/10 ml urine (95% CI)		% Reduction
		Baseline	12 months		Baseline	12 months	% Reduction
Overall	169	42 24.9 (18.5–32.1)	3 1.8 (0.4–5.1)	92.8	3.1 (1.5–4.8)	0.1(0–0.1)	96.8
Community
Chakondora	41	4 9.8 (2.7–23.1)	0	100	0.4 (−0.2–1.1)	0	100
Chihuri	26	10 38.5 (20.2–59.4)	0	100	3.8 (0.8–6.7)	0	100
Kaziro	12	2 16.7(2.1–48.4)	0	100	4.8 (−4.5–14.0)	0	100
Mupfure	72	22 30.6 (20.2–42.5)	3. 4.2 (0.9–11.7)	86.3	4.8 (1.4–8.2	0.1(−0.04–0.3)	97.9
Nduna	18	4 22.2(6.4–47.6)	0	100	0.4 (−0.2–1.0)	0	100
Age (years)
0–1	1	1 100	0	100	9.7	0	100
2–3	84	14 16.7(9.4–26.4)	1 1.2 (0–6.5)	92.8	0.9(0.2–1.6)	0.1 (0–0.2)	88.9
4–5	84	27 32.1(22.4–43.2)	2 2.4 (0.3–8.3)	92.5	5.2(2.1–8.4)	0.04 (0–0.1	99.2
Sex
Male	89	20 22.5(14.3–32.6)	1 1.1(0–6.1)	95.1	3.8(1.0–6.6)	0.01(0–0.04)	99.7
Female	80	22 27.5(18.1–38.6)	2 2.5(0.3–8.7)	90.9	2.4(0.8–3.9)	0.1(0–0.2)	95.8

The change in prevalence and intensity calculated from baseline and 12 months follow up for all compliant participants

ISSN: 2049-9957