Characterization of low pathogenicity avian influenza viruses isolated from wild birds in Mongolia 2005 through 2007

Table 1 Number of samples and birds tested by real-time RT-PCR and virus isolation.

			rRT-PCR		Virus Isolation
Year	Total samples tested	Total no. of birds represented	No. pos/total tested	% pos	No. pos/total tested	% of total pos	% of rRT-PCR pos for VI
2005	443	888	NA^a	NA	4/443	0.9	NA
2006	678	2,681	41/678	6.0	3/41	0.4	7.3
2007	1,018	508	49/1,018	4.8	2/49	0.2	4.1
Total	2,139	4,077	90/2,139	4.2	9/533	1.7	5.5^b

a. NA = not applicable
b. Only includes data from 2006 and 2007, since samples collected in 2005 were not tested by rRT-PCR

ISSN: 1743-422X