Table 4 Changes in the prevalence of ocular onchocerciasis in the sentinel communities
Sentinel community | Presence of punctate keratitis (PK, %) | Presence of microfilariae in the anterior chamber (MfAC, %) | ||||
|---|---|---|---|---|---|---|
1989 | 2000 | 2004 | 1989 | 2000 | 2004 | |
Corriente Grande | 41.7 | 1.2 | 0 | 50.5 | 0 | 0 |
El Tigre | 36.6 | 1.6 | 0 | 27.3 | 0 | 0 |
San Miguel | 50.0 | 4.7 | 0 | 50.0 | 0 | 0 |
Playa del Oro | 48.8 | 5.1 | 0 | 6.0 | 0 | 0 |
Guayabal | 14.3 | 1.5 | 0 | 0 | 0 | 0 |
Angostura | 21.4 | 0 | 0 | 14.3 | 0 | 0 |
Naranjal | 0 | 0.9 | 0 | 0 | 0 | 0 |