TABLE 3.

PPV of COBAS AMPLICOR NG test based on OD

ODnaPPV (%)95% Cl
≥3.58665.154.8-75.4
0.2-3.589b10.13.7-16.5
  • a The number of specimens positive by COBAS AMPLICOR NG PCR that underwent confirmatory testing by 16S rRNA PCR.

  • b The number of specimens that were within the equivocal range both on initial and repeat COBAS AMPLICOR NG testing.