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. 2019 Sep 9;14(9):e0221863. doi: 10.1371/journal.pone.0221863

Table 7. Results of the detection of IgY and IgM plasma antibodies against UGV-1 virions using WB in comparison to the diseases status (BIBD-positive or–negative, based on the presence of cytoplasmic IB in blood cells.

Western blotting BIBD Cohen’s κ Sensitivity
(95%CI)
Specificity
(95%CI)
+ve -ve Total
WB UGV1 IgY +ve 24 25 49 κ = 0.011
(-0.195–0.218)
70.59%
(59.91–81.26)%
30.56%
(19.76–41.35)%
-ve 10 11 21
WB UGV1 IgM +ve 25 27 52 κ = -0.015
(-0.222–0.193)
73.53%
(63.19–83.86)%
25.00%
(14.86–35.14)%
-ve 9 9 18
Total 34 36 70