Table 3.
Schistosoma haematobium infection among children at baseline and follow-up surveys in Mwaluphamba Location, Mutuga District, Kwale County
| S. haematobium infection |
Sep |
Oct |
Mar |
Jun |
P-value |
|---|---|---|---|---|---|
| 2009 (Baseline) | 2010 | 2011 | 2012 | ||
| No. positive |
505 (49.4%) |
45 (4.2%) |
57 (5.9%) |
72 (17.7%) |
<0.0001 |
|
Intensity of
S. haematobium
infection | |||||
| Light infection, n (%) |
279 (55.2%) |
34 (75.6%) |
40 (70.2%) |
50 (69.4%) |
0.081 |
| Heavy infection, n (%) |
226 (44.8%) |
11 (24.4%) |
17 (29.8%) |
22 (30.6%) |
|
| AM egg count (95% CI) |
161.6(137.4-185.8) |
94.9(29.9-159.9) |
79.9 (39.5-120.3) |
167.8 (22.6-313.0) |
N/A |
| GM egg count (95% CI) |
37.7 (31.8-44.5) |
12.1(6.4-22.7) |
17.6 (10.7-29.1) |
16.8 (10.0-28.0) |
<0.0001 |
|
Co-infection of
S. haematobium
with other helminths | |||||
| Any STH |
132 (26.1%) |
14 (31.1%) |
16 (28.1%) |
7 (9.7%) |
|
| Hookworm |
114 (22.6) |
14 (31.1%) |
16 (28.1%) |
7 (9.7%) |
|
|
A. lumbricoides |
12 (2.4%) |
0 (0.0%) |
0 (0.0%) |
1 (1.4%) |
|
| T. trichiura | 10 (1.9%) | 0 (0.0%) | 1 (1.8%) | 1 (1.4%) | |
AM: arithmetic mean; GM: geometric mean; CI: confidence interval.
Light infection: 1–49 eggs/ml; Heavy infection: ≥ 50 eggs/ml.
AM and GM were calculated for infected individuals only.