Surveillance of Wuchereria bancrofti infection by anti-filarial IgG4 in urine among schoolchildren and molecular xenomonitoring in Sri Lanka: a post mass drug administration study

Table 2 Filarial DNA rate of mosquitoes collected in Matotagama from February 2013 to June 2014

Date	Captured mosquitoes	Num. of pools^a	Num. of positive pools	% of positive pools	Filarial DNA positive rates in mosquitoes^b
Date	Captured mosquitoes	Num. of pools^a	Num. of positive pools	% of positive pools	Estimation (%)	Lower (CI)	Upper (CI)
2013/2/25	904	49	2	4.082	0.224	0.040	0.733
2013/3/26	495	28	1	3.571	0.202	0.012	0.983
2013/4/27	806	43	7	16.279	0.931	0.414	1.838
2013/5/18	710	40	1	2.500	0.141	0.008	0.684
2013/6/26	958	49	0	0.000	0.000	0.000	0.385
2013/7/27	1346	71	1	1.408	0.074	0.004	0.360
2013/8/31	601	34	2	5.882	0.339	0.061	1.112
2013/9/19	865	47	11	23.404	1.433	0.762	2.494
2013/10/26	838	45	3	6.667	0.367	0.097	0.994
2013/11/30	796	43	3	6.977	0.386	0.102	1.048
2014/1/4	403	25	2	8.000	0.510	0.092	1.680
2014/2/2	936	48	3	6.250	0.327	0.087	0.884
2014/2/21	1534	82	1	1.220	0.065	0.004	0.316
2014/3/21	917	55	0	0.000	0.000	0.000	0.403
2014/4/25	960	59	1	1.695	0.104	0.006	0.506
2014/5/30	1009	54	5	9.259	0.513	0.192	1.133
2014/6/7	260	16	0	0.000	0.000	0.000	1.300

^aCx. quinquefasciatus mosquitoes were captured by gravid traps at eight indexed houses and pooled in tubes (1–20 mosquitoes/pool)
^bPoint estimates and CIs of filarial DNA rate of mosquitoes were calculated using this binGroup library (pooledBin function) of R software

ISSN: 1349-4147