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Table 5 Estimates of the association of covariables with positivity according to the Bayesian logistic regression models

From: Evaluation of the performance of the IFN-γ release assay in bovine tuberculosis free herds from five European countries

Variables

Bovigam (ODbovis–ODPBS ≥ 0.1 and ODbovis–ODavium ≥ 0.1)

IDvet (S/P ≥ 35%)

 

Median

95% PPIa

Median

95% PPIa

2.5%

97.5%

2.5%

97.5%

Regionb

     

  A

1

1

  B

5.4

2.7

11.5

4.6

1.8

12.4

  C

9.7

3.9

25.4

14.2

4.3

51.4

  D

3.9

1.3

11.4

2.7

0.7

11.3

  E

11.4

4.6

28.7

10.9

3.4

36.4

  F

11.0

5.1

24.3

9.6

3.5

26.7

Production typeb

    

   Beef

1

1

   Dairy

3.7

2.1

6.7

6.3

3.0

14.3

Agec

     

   > 7 years

1

1

   < 1 year

3.4

2.0

5.9

2.4

1.3

4.4

   1–4 years

2.4

1.5

3.7

1.8

1.1

2.8

   4–7 years

1.5

0.96

2.4

0.95

0.6

1.6

  1. aPosterior probability interval
  2. bHerd level
  3. cAnimal level