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Table 3 Comparison between the FICT strip and qPCR technique with culture method as the gold standard

From: An improved procedure based on fluorescence immunochromatography for rapid detection of group B streptococcus from enrichment cultures

 

FICT strip

Total

PCR technique

Total

positive

negative

positive

negative

Culture

positive

8

13

21

17

4

21

Method

negative

0

165

165

6

159

165

Total

8

178

186

23

163

186

Sensitivity (%)

38.10

 

80.95

 

Specificity (%)

100.00

96.36

PPVa (%)

100.00

73.91

NPVb (%)

92.70

97.55

Concordance rate (%)

93.01

 

94.62