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Table 1 Sensitivity and specificity of Modified Hodge test for the detection of carbapenemase-producing Enterobacteriaceae

From: Combination of modified carbapenem inactivation method (mCIM) and EDTA-CIM (eCIM) for phenotypic detection of carbapenemase-producing Enterobacteriaceae

 

OXA-48

KPC

NDM

IMP

VIM

NDM/OXA-48

KPC/OXA-48

carbapenemase (−)

total

TP (n)

39

34

7

4

1

2

2

–

89

FN (n)

2

0

8

3

2

1

0

–

16

TN (n)

–

–

–

–

–

–

–

88

88

FP (n)

–

–

–

–

–

–

–

2

2

Sensitivity (%)a

95.1

100

46.7

57.1

33.3

66.7

100

–

84.8

Specificity (%)b

–

–

–

–

–

–

–

97.8

97.8

  1. aSensitivity = TP/TP + FN
  2. bSpecificity = TN/TN + FP
  3. TP true positive, FN false negative, TN true negative, FP false positive
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BMC Microbiology

ISSN: 1471-2180

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