Occurrence of West Nile Virus Antibodies in Wild Birds, Horses, and Humans in Poland

Table 1

Comparison of results obtained by different methods.

	Serum
	Wild birds	Horses	Humans
ELISA ID Screen; West Nile Competition IDvet	/; (13.29%)	1/378; (0.26%)	14/42; (33.33%)
ELISA ID Screen West Nile IgM Capture ID-vet	0/474	0/378	0/42
Ingezim West Nile Compac	63/474	1/378	14/42
Virus microneutralisation test; (on positive samples)	63/63	—/—	—/—

Positive sera.
Total number of examined samples.