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Table 2 Comparison of sensitivity and specificity of SPCE with LPBE, VNT/XJ and VNT/GX

From: Evaluation and optimization of a conventional SPCE for FMD post-vaccination monitoring

Method

 

LPBE

VNT/XJ

VNT/GX

Result

Positive

Negative

Positive

Negative

Positive

Negative

SPCE

Positive

531

147

514

164

336

342

Negative

25

251

19

257

9

267

Cohen’s kappa

0.612

0.596

0.340

Overall concordance (%)

82.0

80.8

63.2

False positive (%)

21.7

24.2

50.4

False negative (%)

9.1

6.9

3.3