Table 1.

Distribution of test results in A1 samplesa

No. of samplesResults for serological test
IgM-ELISA titerMAT titerIHAIgM-dipstick
10≤80NegNegNeg
4≤80NegNegPos
1≤80100–400NegNeg
1≤80100–400PosNeg
1≤80100–400NegPos
2≥160NegNegNeg
1≥160NegNegPos
6≥160NegPosPos
1≥160100–400NegNeg
2≥160100–400NegPos
4≥160100–400PosPos
4≥160≥800NegPos
14≥160≥800PosPos
  • a For description of scoring, see Materials and Methods.