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. 2007 May 23;5:9. doi: 10.1186/1741-7015-5-9

Table 2.

Characteristics of the seven sentinel communities in Esmeraldas Province, Ecuador selected to evaluate the impact of ivermectin treatment on O. volvulus infection

Community Location/endemicity Ivermectin treatments Mean treatment coverage % (range)

Treatment eligible* Annual Twice annual Treatments
Corriente Río Cayapas/Hyperendemic 173 1991- 1995 1992–1994 21 86.1 (19.1–99.4)
Grande 1997 1998–1999
2000 2001–2003
El Tigre Río Cayapas/Hyperendemic 121 1996–1997 1998–1999 13 94.4 (82.3–100)
2000 2001–2003
San Miguel Río Cayapas/Hyperendemic 175 1996–1997 1998–1999 13 91.8 (85.7–97.9)
2000 2001–2003
Playa de Río Santiago/Hyperendemic 236 1990 1991–1992 19 93.3 (81.8–100)
Oro 1993–2000 2001–2003
Guayabal Río Santiago/Hyperendemic 101 1990 1991–1992 19 84.7 (64.4–100)
1993–2000 2001–2003
Angostura Río Santiago/Hyperendemic 72 1992–2000 1991 19 89.4 (75.9–100)
2001–2003
Naranjal Río Canandé/Mesoendemic 491 1994–2000 1991–1993 19 83.9 (48.5–96)
2001–2003

*Data from 2004 census.