Table 4. Prevalence of follicular trachoma (TF) in children aged 1 to 9 years by village.
Village | Baseline | 2 months | 6 months | 12 months | 17 months | 30 months | 60 months | |||||||
% | % | % | % | % | % | % | ||||||||
1 | 39.2 | (20/51) | 40.0 | (18/45) | 23.6 | (13/55) | 15.4 | (8/52) | 14.6 | (7/48) | 10.2 | (5/49) | 25.0 | (18/72) |
2 | 5.4 | (2/37) | 5.0 | (2/40) | 0.0 | (0/38) | 0.0 | (0/44) | 0.0 | (0/38) | 5.6 | (2/36) | 8.1 | (3/37) |
3 | 35.6 | (16/45) | 33.3 | (13/39) | 38.6 | (17/44) | 32.4 | (12/37) | 21.6 | (8/37) | 8.7 | (4/46) | 3.9 | (2/52) |
4 | 9.8 | (11/112) | 6.0 | (7/116) | 4.6 | (5/108) | 3.4 | (3/87) | 8.0 | (9/112) | 0.0 | (0/99) | 6.1 | (7/115) |
5 | 10.6 | (5/47) | 12.5 | (6/48) | 6.3 | (3/48) | 6.5 | (3/46) | 0.0 | (0/45) | 4.9 | (2/41 | 6.4 | (5/78) |
6 | 46.2 | (6/13) | 7.1 | (1/14) | 7.7 | (1/13) | 0.0 | (0/10) | 0.0 | (0/11) | 0.0 | (0/13) | 0.0 | (0/14) |
7 | 0.0 | (0/31) | 0.0 | (0/27) | 3.7 | (1/27) | 3.8 | (1/26) | 3.4 | (1/29) | 0.0 | (0/27) | 0.0 | (0/40) |
8 | 9.1 | (2/22) | 10.0 | (2/20) | 5.6 | (1/18) | 5.3 | (1/19) | 4.8 | (1/21) | 5.0 | (1/20) | 13.0 | (3/23) |
9 | 0.0 | (0/5) | 0.0 | (0/5) | 0.0 | (0/5) | 0.0 | (0/3) | 0.0 | (0/3) | 0.0 | (0/5) | 0.0 | (0/15) |
10 | 0.0 | (0/21) | 5.3 | (1/19) | 10.5 | (2/19) | 0.0 | (0/20) | 0.0 | (0/28) | 0.0 | (0/27) | 0.0 | (0/36) |
11 | 11.8 | (4/34) | 2.9 | (1/35) | 2.6 | (1/39) | 0.0 | (0/32) | 0.0 | (0/35) | 0.0 | (0/34) | 0.0 | (0/30) |
12* | 31.4 | (11/35) | 14.3 | (5/35) | 5.9 | (2/34) | 0.0 | (0/30) | 13.8 | (4/29) | - | - | - | - |
13 | 0.0 | (0/20) | 4.5 | (1/22) | 0.0 | (0/21) | 6.3 | (1/16) | 5.0 | (1/20) | 0.0 | (0/24) | 0.0 | (0/20) |
14 | 15.8 | (3/19) | 14.3 | (3/21) | 21.1 | (4/19) | 5.6 | (1/18) | 5.0 | (1/20) | 0.0 | (0/18) | 0.0 | (0/10) |
Village Level | ||||||||||||||
Mean (95% CI) | 15.4 | (6.1–24.6) | 11.1 | (4.3–17.9) | 9.2 | (2.9–15.7) | 5.6 | (3.9–13.7) | 5.4 | (1.5–9.4) | 2.6 | (0.4–4.9) | 4.8 | (0.4–9.3) |
*Village 12 withdrew after 17 months.