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Table 1 Composition of groups included in the study and conducted analyses

From: Comparison of different commercial ELISAs for detection of antibodies against porcine respiratory and reproductive syndrome virus in serum

Group PRRSV herd status n Origin of samples PCR done
Group 1 Negative exposed 21 PRRSV vaccinated pigs Yes
Group 2 Positive 49 Boars, Austria Yes
104 Fatteners, Austria No
80 Pigs, Russia Yes, tissue
12 Pigs, Southeast Asia Yes
Group 3 Negative 153 Boars, Austria No
15 Sows, Germany No
141 Boars, Germany No
Group 4 Suspected negative 256 Fatteners, Austria No
Group 5 Unknown 92 Wild boars, Austria No