Table 1 Demographic characteristics of school-aged children in relation to pre-treatment infection and one-year post-treatment re-infection prevalence of S. haematobium
Variable | n | Pre-treatment | Re-infectiona | ||||
|---|---|---|---|---|---|---|---|
No. infected (%) | OR (95% CI) | P-value | No. re-infected (%) | OR (95% CI) | P-value | ||
Sex | |||||||
Girls | 146 | 37 (25.34) | 1 | 7 (4.79) | 1 | ||
Boys | 104 | 50 (48.08) | 2.57 (1.49–4.50) | 0.0001 | 35 (33.65) | 8.95 (3.94–23.15) | 0.0001 |
Age (years) | |||||||
6–8 | 87 | 17 (19.54) | 1 | 12 (13.79) | 1 | ||
9–11 | 84 | 31 (36.90) | 2.38 (1.19–4.91) | 0.01 | 15 (17.85) | 1.24 (0.49–3.11) | 0.648 |
12–14 | 79 | 39 (49.37) | 3.75 (1.88–7.73) | 0.0001 | 15 (18.98) | 1.17 (0.47–2.93) | 0.734 |