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Table 1 Analysis of diagnostic assays for cutaneous leishmaniasis

From: Evaluation of rapid extraction and isothermal amplification techniques for the detection of Leishmania donovani DNA from skin lesions of suspected cases at the point of need in Sri Lanka

Diagnostic test

Positive

True negative

False negative

Sensitivity (%)

Specificity (%)

NPV (%)

PPV (%)

SSS

30

57

63

32.2

100

47.5

100

SE-RPA

61

57

32

65.5

100

64.04

100

ATL-PCR

86

57

7

92.4

100

89.06

100

RNAlater PCR

59

57

34

63.4

100

62.64

100

  1. The total number of positive samples was 93 as determined by PCR. If any of these were found to be negative in a particular assay, it was considered as a false negative. NPV and PPV are negative and positive predictive values, respectively
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Parasites & Vectors

ISSN: 1756-3305

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