Variable | Number of children examined | Prevalence | Mean egg count | |||||
---|---|---|---|---|---|---|---|---|
 |  | n % (95% CI) | % Reduction | Eggs/10 ml urine (95% CI) | % Reduction | |||
Baseline | 12Â months | Baseline | 12Â months | Â | Baseline | 12Â months | ||
Overall | 535 | 390 | 71 13.3 (10.5–16.4) | 11 2.8(1.4–5.0) | 78.9 | 2.1 (0.8–3.3) | 0.2 (0–0.4) | 90.5 |
Community | ||||||||
 Chakondora | 138 | 90 | 7 5.1 (2.1–10.2) | 1 1.1(0–6.0) | 78.4 | 0.2 (0–0.4) | 0.03 (0–0.1) | 85.0 |
 Chihuri | 103 | 67 | 21 20.4 (13.1–29.5) | 3 4.5(0.9–12.5) | 77.9 | 4.6 (−1.3–10.6) | 0.9 (0–2.0) | 80.4 |
 Kaziro | 67 | 52 | 4 6.0 (1.7–14.6) | 0 | 100 | 2.2 (−0.2–4.6) | 0 | 100 |
 Mupfure | 169 | 141 | 32 18.9 (13.3–25.7) | 6 4.3(1.6–9.0) | 77.2 | 2.7 (1.1–4.2) | 0.1 (0–0.3) | 96.3 |
 Nduna | 58 | 40 | 7 12.1 (5.0–23.3) | 1 2.5(0.1–13.2) | 79.3 | 0.2 (0–0.4) | 0.1 (− 0.1–0.4) | 50.0 |
Age (years) | ||||||||
 0–1 | 83 | 55 | 4 4.8 (1.3–11.9) | 0 | 100 | 0.4 (0–1.0) | 0 | 100 |
 2–3 | 251 | 185 | 27 10.8 (7.2–15.3) | 5 2.7(0.9–6.2) | 75.0 | 1.9 (−0.5–44.4) | 0.2 (0–0.4) | 89.5 |
 4–5 | 201 | 150 | 40 19.9 (14.6–26.1) | 6 4.0(1.5–8.5) | 79.9 | 2.9 (1.4–4.4) | 0.4 (0–0.8) | 86.2 |
Sex | ||||||||
 Male | 291 | 218 | 36 12.4 (8.8–16.7) | 6 2.8(1.0–5.9) | 77.4 | 1.9 (0.9–2.8) | 0.3 (−0.1–0.6) | 84.2 |
 Female | 244 | 172 | 35 14.3(10.2–19.4) | 5 2.9(1.0–6.7) | 79.7 | 2.3 (0–4.9) | 0.2 (0–0.4) | 91.3 |