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Table 3 Distribution (percentage) of variables linked to biosecurity for Swedish dairy herds participating in a questionnaire study of biosecurity and disease management in organic and conventional dairy production

From: Biosecurity and animal disease management in organic and conventional Swedish dairy herds: a questionnaire study

Variables

Category

Organic

Conventional

P valuea

Check the climate in the stable with respect to ventilation, humidity and temperature

Not done

15.4

12.0

0.28

Might be done

22.0

32.0

 

It is done

62.6

56.0

 

(Re-)Evaluate that the interior of the stable is adapted for animal size and need

Not done

8.8

10.2

0.55

Might be done

18.7

24.5

 

It is done

72.5

65.3

 

Let visitors only use clothes and shoes belonging to the farm

Not done

3.3

8.1

0.37

Might be done

30.0

27.3

 

It is done

66.7

64.6

 

Closing farm to others other than veterinarians, advisors, and family members

Not done

60.4

44.5

0.12

Might be done

27.5

36.6

 

It is done

12.1

17.8

 

Regular cleaning and disinfection of stables

Not done

0.0

1.0

0.52

Might be done

6.6

9.0

 

It is done

93.4

90.0

 
  1. a Chi2