From: Performance of ELISAs for detection of antibodies against porcine respiratory and reproductive syndrome virus in serum of pigs after PRRSV type 2 live vaccination and challenge
Positive
Negative
Total
Specificity
QIAGEN
6
304
310
98.1 %
AJ
0
278
100 %
HIPRA A/S
5
330
335
98.5 %