Table 4.
Intensity of S. mansoni infection at baseline and follow-up
|
School (no) |
Baseline (N = 1,010) |
Follow-up (N = 1,020) |
P value |
||
|---|---|---|---|---|---|
| n | GM intensity (95% CI) | n | GM intensity (95% CI) | ||
| 1 |
70 |
42.7 (10.5–74.9) |
75 |
30.9 (-3.8–65.6)) |
0.62 |
| 2 |
61 |
22.6 (7.3–37.9) |
70 |
40.8 (0.8–80.8) |
0.42 |
| 3 |
75 |
35.7 (17.7–53.7) |
70 |
18.3 (9.1–27.5) |
0.09 |
| 4 |
55 |
1255.5 (798.3–1712) |
71 |
778.5 (435.4–1103.5) |
0.08 |
| 5 |
31 |
1419.1 (746.2–2092) |
73 |
541.5 (274.4–808.6) |
0.004 |
| 6 |
104 |
119.2 (61.6–176.8) |
100 |
87.8 (27.4–148.2) |
0.46 |
| 7 |
107 |
64.3 (27.5–101.1) |
100 |
53.0 (25.9–80.1) |
0.63 |
| 8 |
107 |
55.3 (22.7–87.9) |
92 |
22.0 (9.8–34.2) |
0.08 |
| 9 |
82 |
53.1 (7.5–98.7) |
71 |
111.6 (-16.8 –239.9) |
0.37 |
| 10 |
104 |
58.9 (-15.2–133.0) |
101 |
36.1 (19.7–52.5) |
0.56 |
| 11 |
110 |
11.7 (5.9–17.6) |
98 |
34.6 (18.4–50.8) |
0.01 |
| 12 |
104 |
10.1 (3.8–16.2) |
99 |
35.0 (11.9–58.0) |
0.03 |
| Total | 1010 | 156.7 (116.9–196.5) | 1,020 | 133.1 (99.0–167.2) | 0.38 |
GM (Geometric mean) intensity is among the positive cases only.