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Table 5 Diagnostic 2 × 2 table. Sensitivity, specificity, NPV and PPV of the Mo-STNPCR method were determined by comparing to LM

From: A highly sensitive modified nested PCR to enhance case detection in leishmaniasis

 

LM

  

Positive

Negative

Total count

Mo-STNPCR method

Positive

30

10

40

PPV = (30/40) × 100% = 75.0%

Negative

0

30

30

NPV = (30/30) × 100% = 100.0%

Total Count

30

40

70

 
 

Sensitivity = (30/30) × 100% = 100.0%

Specificity = (30/40) × 100% = 75.0%