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Table 3 Results of contingency table analysis using pp65 antigenemia as a reference standard

From: Surveillance of active human cytomegalovirus infection in hematopoietic stem cell transplantation (HLA sibling identical donor): search for optimal cutoff value by real-time PCR

 

Nested-PCR

Real-time PCR

Sensitivity

84.6%

92.3%

Specificity

41.2%

35.3%

PPV

52.4%

52.2%

NPV

77.8%

85.7%

  1. PPV, positive predictive value; NPV, negative predictive value.