Table 4.
Intensity of Schistosoma mansoni infection in school children in Wolaita Zones, southern Ethiopia, in 2015
| Variables | Classes of intensity of infectiona | |||
|---|---|---|---|---|
| Light n (%) | Moderate n (%) | Heavy n (%) | ||
| Age (Years) | 5-9 | 17 (6.5) | 14 (5.3) | 12 (4.6) |
| 10-14 | 65 (24.7) | 75 (28.5) | 63 (24) | |
| 15-19 | 8 (3) | 5 (1.9) | 4 (1.5) | |
| Sex | Male | 55 (20.9) | 66 (25.1) | 44 (16.7) |
| Female | 35 (13.3) | 28 (10.6) | 35 (13.3) | |
| Schools | Ajora | 34 (12.9) | 32 (12.2) | 17 (6.5) |
| Gilo-Bisare | 27 (10.3) | 36 (13.7) | 18 (6.8) | |
| Bisare | 4 (1.5) | 3 (1.1) | 3 (1.1) | |
| Motala | 25 (9.5) | 23 (8.7) | 41 (15.6) | |
| Water contact frequency per week | ≤ 2 days | 27 (10.3) | 22 (8.4) | 29 (11) |
| ≥ 3 days | 63 (24) | 72 (27.4) | 50 (19) | |
| Reason for water contact | Swimming | 77 (29.3) | 78 (29.7) | 56 (21.3) |
| Other | 13 (4.9) | 16 (6.1) | 23 (8.7) | |
| Overall intensity | For total positive (n = 263) | 90 (34.2) | 94 (35.8) | 79 (30) |
aClasses of intensity for S. mansoni infection were set by WHO based on epg count as light (1–99 epg), moderate (100– 399 epg) and heavy (epg ≥ 400) [24]