Table 1 Characteristics of ivermectin mass distribution in the 119 comunities endemic for onchocerciasis in Ecuador
Location/endemicity | Ivermectin treatments | Mean treatment coverage % (range) | ||
|---|---|---|---|---|
No. of communities | Year of first treatment | No. treatments Median (range) | ||
Río Cayapas: | ||||
Hyperendemic | 31 | 1991–1996* | 22 (13–22) | 84.8 (49.9–95.3) |
Mesoendemic | 9 | 1991 | 16 (16–16) | 86.7 (74.2–97.7) |
Hypoendemic | 7 | 1991–1993 | 16 (14–16) | 84.7 (71.0–94.4) |
Río Onzole: | ||||
Hyperendemic | 3 | 1991–1992 | 16 (15–17) | 84.5 (63.4–98.1) |
Mesoendemic | 1 | 1991 | 16 | 90.3 (72.7–100) |
Hypoendemic | 13 | 1991–1993 | 15 (15–16) | 87.2 68.5–97.2) |
Río Santiago: | ||||
Hyperendemic | 8 | 1990–1991† | 19 (17–19) | 90.7 (78.1–98.7) |
Mesoendemic | 4 | 1990 | 18 (17–19) | 87.7 (65.4–99.0) |
Hypoendemic | 23 | 1990–1991 | 16 (16–17) | 88.9 (81.1–100) |
Satelite foci: | ||||
Mesoendemic | 9 | 1991–1993 | 18 (14–19) | 83.2 (37.3–97.9) |
Hypoendemic | 11 | 1990–1997 | 13 (11–17) | 89.9 (48.7–98.4) |