Table 4.
Geometric and arithmetic means of STH infections at baseline and follow-up surveys in Mwaluphamba Location, Mutuga District, Kwale County
| Sep 2009 | Oct 2010 | Mar 2011 | Jun 2012 | P-value | |
|---|---|---|---|---|---|
|
Geometric mean epg
a
(95% CI) | |||||
|
A. lumbricoides* |
18.3 (14-23.9) |
18.1 (9.2-35.7) |
- |
N/A |
ND |
| Hookworm |
98.8 (84.5-115.5) |
80.8 (69.8-93.6) |
102.8 (88.7-119.2) |
121.9 (92.2-161.1) |
0.6171 |
|
T. trichiura |
27.4 (20.4-36.6) |
25.1 (9.8-64) |
31.8 (15-67.7) |
28.8 (10.3-81) |
0.3315 |
|
Arithmetric mean epg
a
(95% CI) | |||||
|
A. lumbricoides |
21.5 (14.9-28) |
24 (2.7-45.3) |
- |
N/A |
ND |
| Hookworm |
269.5 (180.7-358.3) |
221 (176.9-265) |
277.2 (219.2-335.2) |
291.2 (204.7-377.6) |
0.5564 |
| T. trichiura | 33.3 (24.1-42.4) | 31.2 (4.1-58.3) | 49.5 (-3.7-102.7) | 42 (4-80) | 0.3437 |
a For infected individuals only.
CI: confidence interval.
*There was only one case of Ascaris lumbricoides in 2012. ND: Not Done, because of few data points.