Table 1 Prevalence of Schistosoma mansoni and Schistosoma haematobium in north-western Tanzania stratified by age and sex of the study participants
Variable | S. mansoni infection | Chi-2, P-value | S. haematobium infection | Chi-2, P-value | ||
|---|---|---|---|---|---|---|
Sex | Infected | Uninfected | Â | Infected | Uninfected | Â |
Male | 9.4% (402) | 90.6% (3891) | χ2(1) = 4.6544, P = 0.03 | 6.9% (298) | 93.1% (4025) | χ2(1) = 10.8264, P = 0.001 |
Female | 8.1% (350) | 91.9% (3995) | 5.2% (228) | 94.8% (4147) | ||
Age groups in years | ||||||
9–10 | 8.4% (266) | 91.5% (2890) | χ2(1) = 0.4812, P = 0.48 | 4.6% (145) | 95.4% (3938) | χ2(1) = 19.6664, P = 0.001 |
11–13 | 8.9% (486) | 91.1% (4096) | 6.9% (381) | 93.1% (5134) | ||