| |
Proportion infected, % (95% CI)
|
Intensity of infection, epg (95% CI)
|
|---|
|
Treatment group
|
Single
|
Four-monthly
|
Single
|
Four-monthly
|
|---|
|
Hookworm
|
|
Baseline (Feb–Jun 2013)
|
58.7 (50.3–68.5)
|
59.9 (52.5–68.4)
|
111 (67–185)
|
180 (98–330)
|
|
15-month follow-up (Sept 2014)
|
18.3 (14.4–23.3)
|
5.7 (4.2–7.7)
|
126 (47–336)
|
7 (3–15)
|
|
Relative reduction (%)
|
68.8
|
90.5
|
Increase: 13.5
|
96.1
|
|
Odds ratio (95% CI)
|
0.09 (0.07–0.13)
|
0.02 (0.01–0.04)
|
0.59 (0.31–1.14)
|
0.03 (0.02–0.07)
|
|
P
1
|
<0.001
|
<0.001
|
0.116
|
<0.001
|
|
A. lumbricoides
|
|
Baseline (Feb–Jun 2013)
|
56.7 (46.7–66.4)
|
55.7 (47.9–66.9)
|
3 234 (2 539–4 119)
|
2 606 (1 968–3 449)
|
|
15-month follow-up (Sept 2014)
|
23.3 (17.6–30.8)
|
6.2 (3.7–10.5)
|
2 504 (1 717–3 651)
|
117 (56–244)
|
|
Relative reduction (%)
|
58.9
|
88.7
|
22.6
|
95.5
|
|
Odds ratio (95% CI)
|
0.09 (0.06–0.13)
|
0.01 (0.01–0.03)
|
0.64 (0.57–1.10)
|
0.01 (0.01–0.04)
|
|
P
1
|
<0.001
|
<0.001
|
0.095
|
<0.001
|
-
1
P-values were obtained using mixed-effect logistic and negative binomial regression analyses with random intercepts for schools
