TABLE 3

WPV1 assay performance compared to the previous rRT-PCR assay, ITD 4.0 WPV1a

Result for WPV1 ITD 5.0bNo. of isolates with expected result from WPV1 ITD 4.0
PositiveNegative
Positive1303
Negative0334
  • a Results from a total of 467 isolates are shown.

  • b Sensitivity, 100%; specificity, 99.1%; positive predictive value, 97.7% (95% CI, 93.6 to 99.2%); negative predictive value, 100% (95% CI, 98.9 to 100%).