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Table 5 Diagnostic values of different methods with a fourfold or greater increase of IgG antibody titers in paired sera as the gold standard

From: Mycoplasma pneumoniae as a causative agent of community-acquired pneumonia in children: clinical features and laboratory diagnosis

 

Sensitivity (%)

Specificity (%)

PPV (%)

NPV (%)

PLR

Serology (IgM antibodies)

81.82

100.00

100.00

97.30

 

RT-PCR

81.82

98.61

90.00

97.26

58.91

Culture

81.82

100.00

100.00

97.30

 
  1. Date are presented as percentage.
  2. RT-PCR: real-time polymerase chain reaction; PPV: positive predictive value; NPV: negative predictive value; PLR: positive likelihood ratio.