TABLE 1.

Calculation of MAP1-B ELISA cutoff values based on results for Ghanaian sheep and calves determined by PC-ELISA to be seronegative

SpeciesNo. testedMean PI ± SD (range) obtained with PC-ELISAMean PP ± SD (range) obtained with MAP1-B ELISACutoff point (mean PP + [2 × SD])
Sheep4521.1 ± 18.26 (−3 to 71)4.13 ± 4.73 (0.3 to 30.9)13.59, or 14 PP
Calves4817.7 ± 14.3 (−5 to 66)3.66 ± 5.13 (−2.9 to 26.9)13.92, or 14 PP