Table 3

Binary logistic regression, with odds ratios calculated for the probability of secondary spread versus owner transmission rates

Transmission rate

Odds Ratio

Lower 95% CI

Upper 95% CI

p-value

0.001

0.98

0.94

1.03

0.488

0.01

1.09

1.04

1.14

0

0.02

1.19

1.14

1.24

0

0.03

1.27

1.22

1.33

0

0.04

1.38

1.33

1.44

0

0.05

1.42

1.37

1.48

0

0.06

1.47

1.41

1.53

0

0.07

1.53

1.47

1.59

0

0.08

1.66

1.59

1.72

0

0.09

1.74

1.67

1.81

0

0.1

1.75

1.69

1.83

0

0.11

1.86

1.79

1.94

0

0.12

1.97

1.89

2.04

0

0.13

1.94

1.87

2.02

0

0.14

2.11

2.03

2.19

0

0.15

2.09

2.01

2.17

0

0.16

2.19

2.11

2.27

0

0.17

2.24

2.16

2.33

0

0.18

2.33

2.24

2.42

0

0.19

2.38

2.29

2.47

0

0.2

2.38

2.29

2.47

0

Dent et al. BMC Veterinary Research 2011 7:59   doi:10.1186/1746-6148-7-59