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Table 4 Changes in the prevalence of ocular onchocerciasis in the sentinel communities

From: Impact of long-term treatment of onchocerciasis with ivermectin in Ecuador: potential for elimination of infection

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
  1. The prevalence of ocular onchocerciasis of the anterior segment is provided by punctate keratitis (PK) and presence of microfilariae in the anterior chamber (MfAC).