Table 1.
Proportions of children infected with STHs and Schistosoma mansoni and average infection intensity at baseline and after annual treatment
| Infected proportion, n (%) |
Geometric mean(eggs per gram) | Infection intensity | |||
|---|---|---|---|---|---|
| Light (%) | Moderate (%) | Heavy (%) | |||
| S. mansoni | |||||
| Baseline (April–June 2017) | 77 (12.9) | 158 | 30 (38.9) | 27 (35.2) | 20 (25.9) |
| 12-month follow-up (April–June 2018) | 67 (11.2) | 108 | 44 (65.7) | 20 (29.8) | 3 (4.5) |
| Relative reduction (%) | 13.2 | 31.6 | |||
| Hookworms | |||||
| Baseline (April–June 2017) | 26 (4.3) | 115 | 100 | ||
| 12-month follow-up (April–June 2018) | 22 (3.6) | 93 | 100 | ||
| Relative reduction (%) | 15.3 | 80.8 | |||
| Ascaris lumbricoides | |||||
| Baseline (April–June 2017) | 18 (3.0) | 301 | 100 | ||
| 12-month follow-up (April–June 2018) | 1 (0.1) | 240 | 100 | ||
| Relative reduction (%) | 94.4 | 20.2 | |||
| Trichuris trichiura | |||||
| Baseline (April–June 2017) | 3 (0.5) | 31 | 100 | ||
| 12-month follow-up (April–June 2018) | 1 (0.1) | 24 | 100 | ||
| Relative reduction (%) | 80.0 | 96.7 | |||
Note: *Enterobius vermicularis, Hymenolepis spp.
Abbreviation: STHs, soil-transmitted helminths.