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Table 3 Positive and negative predictive value, sensitivity and specificity of LAMP-CRISPR/Cas for the detection of N. meningitidis in clinical samples

From: An isothermal CRISPR- based lateral flow assay for detection of Neisseria meningitidis

LAMP-CRISPR/Cas

Real-time PCR

PPV

NPV

Sensitivity

Specificity

Positive

Negative

Total

Number/ Total number (%)

Positive

50

1

51

50/51

(98.04)

 

50/55

(90.91)

 

Negative

5

83

88

 

83/88

(94.31)

 

83/84

(98.81)

Total

55

84

139

    
  1. PPV: positive predictive value; negative predictive value (NPV)