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. 2011 Oct 11;5(10):e1346. doi: 10.1371/journal.pntd.0001346

Table 5. Baseline and 2009 microfilaria, antigenemia and mosquito infection/infectivity in 10 SVs, and 2009 transmission status.

Mf Antigenemia Mosquito Infection Mosquito Infectivity (L3) 2009 Transmission
Sentinel Village LGA Years of Tx Base 2009 % Base 2009 % Base 2009 % Base 2009 %
Akwete Awe 7 0.5% 0.0% 100% 13.5% 2.4%* 82% 0.1% 0.0% 100% 0.0% 0.0% N/A Interrupted
Azara Awe 7 0.2% 0.0% 100% 9.3% 0.9%* 90% 0.0% 0.0% N/A 0.0% 0.0% N/A Interrupted
Babale Jos North 7 0.4% 0.0% 100% 6.4% 1.5% 77% NA 0.0% N/A NA 0.0% N/A Interrupted
Dokan Tofa Shendan 7 5.0% 0.4%* 91% 23.5% 3.0%* 87% 2.4% 0.1%* 94% 1.0% 0.1%** 86% Ongoing
Gbuwhen Akwanga 10 3.7% 0.0%* 100% 46.7% 0.6%* 99% 0.6% 0.0% 100% 0.1% 0.0% 100% Interrupted
Gwamlar Kanam 8 6.7% 4.9% 27% 58.0% 27.3%* 53% 19.0% 2.3%* 88% 8.2% 0.9%* 90% Ongoing
Lankan Pankshin 10 3.3% 0.0%* 100% 47.0% 7.0%* 85% 5.9% 0.3%* 95% 2.3% 0.3%** 87% Ongoing
Maiganga Wamba 9 4.7% 0.7%** 86% 54.0% 7.9%* 85% 2.1% 0.3%** 87% 0.9% 0.0%** 100% Interrupted
Piapung Mikang 7 9.9% 2.1%* 79% 31.8% 7.6%* 76% 5.7% 0.2%* 96% 3.0% 0.0%* 100% Ongoing
Seri Kanke 9 10.6% 0.0%* 100% 62.0% 10.5%* 83% 6.7% 1.0%* 84% 2.0% 0.9% 57% Ongoing
TOTAL 4.9% 0.8%* 83% 21.6% 7.2%* 67% 3.1% 0.4%* 86% 1.3% 0.3%* 76%

% columns indicate percent decrease from baseline. 2009 Transmission status column (far right) indicates ‘interrupted’ only when Mf<1% and Mosquito Infectivity (L3) = 0. Babale final impact data points are from 2008 due to unrest in 2009. Azara mosquito infection final impact data point is from 2007 due to small sample sizes (<100) in 2008 and 2009.

*p<.01 compared to baseline.

**p<.05 compared to baseline.