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Table 2 Comparison of the S1 indirect ELISA with the IFA

From: Development and application of an indirect ELISA for the detection of antibodies to porcine epidemic diarrhea virus based on a recombinant spike protein

   IFA results
  Positive Negative Total
S1 indirect ELISA results Positive 206 7 213
Negative 5 150 155
Total 211 157 368
Data analysis Sensitivity 96.71%   
Specificity   96.77%  
Coincidence rate    96.74%