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Table 3 Number (%) of test-positive animals in the study area during 2014–16, by type of disclosing test and year of test. Herds within the study area were determined based on the District Electoral Division of the herd number

From: The bovine tuberculosis cluster in north County Sligo during 2014–16

Type of disclosing test

Year of test

Total

2014

2015

2016

SICTTa

 Severe inconclusive

4

1

2

7 (1.8)

 Standard inconclusive

22

7

5

34 (8.8)

 Standard reactor

146

27

42

215 (55.5)

Interferon (IFN)-γ test

 Diagnostic

107

7

0

114 (29.5)

 Quality controlb

7

1

0

8 (2.1)

Lesion found at slaughter

4

3

2

9 (2.3)

Total

290

46

51

387

  1. aSingle intradermal comparative tuberculin test
  2. bFor these 8 animals, IFN-γ was conducted in the context of diagnosis (all animals were negative to the SICTT), but was incorrectly conducted within 24 h (rather than within 8 h) of sample collection