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Table 1 Cross-tabulation of field IMS-LFD, IMS-qPCR and IMS-culture results for 441 badger faecal samples freshly collected from latrines at main setts in Northern Ireland (A), and 130 faecal samples obtained from live captured or captive badgers of putative known TB infection status (B)

From: Development of a novel immunochromatographic lateral flow assay specific for Mycobacterium bovis cells and its application in combination with immunomagnetic separation to test badger faeces

(A)

Field test result

Laboratory-based test results:

IMS-qPCR +

IMS-qPCR -

Kappa ± SE (significance)

IMS- culture +

IMS- culture -

Kappa ± SE (significance)

IMS-LFD +

24

54

−0.009 ± 0.044

14

64

0.045 ± 0.051

IMS-LFD -

116

247

(p = 0.838 NS)

50

313

(p = 0.342NS)

Total

140

301

 

64

377

 

(B)

Field test result

Laboratory-based test results:

IMS-qPCR +

IMS-qPCR -

Kappa ± SE (significance)

IMS- culture +

IMS- culture -

Kappa ± SE (significance)

IMS-LFD +

8

2

0.129 ± 0.056

5

5

0.083 ± 0.063

IMS-LFD -

48

72

(p = 0.014*)

36

84

(p = 0.083NS)

Total

56

74

 

41

89

 
  1. NS no significant association, * P<0.05, significant association at the 95% level