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Table 4 Risk factors associated with a positive infection status (comparison of infected herds vs. control herds)

From: Observed management practices in relation to the risk of infection with paratuberculosis and to the spread of Mycobacterium avium subsp. paratuberculosisin Swiss dairy and beef herds

Variables

% cases/% controls

OR1

95% CI2

p-value

All herds

    

 Animal purchase3

53/16

7.25

1.86-28.34

0.004

Dairy herds

    

 Animal purchase3

60/23

6.34

1.18-34.13

0.031

Beef herds

    

 No significant factors

    
  1. 1OR = odds ratio.
  2. 295% CI = 95% confidence interval.
  3. 3Farms that purchased two or more animals per year on average compared to farms that purchased up to one animal per year on average.
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BMC Veterinary Research

ISSN: 1746-6148

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