From: Associations between biosecurity and outbreaks of canine distemper on Danish mink farms in 2012–2013
Variable | Na | Cases | Controls | OR | P value |
---|---|---|---|---|---|
Vaccinationb | 115 | ||||
Yes | 47 | 51 | 0.20 | 0.006 | |
No | 14 | 3 | 1 | ||
Vaccinationc | 101 | ||||
No | 14 | 3 | 6.46 | 0.017 | |
Winter | 34 | 19 | 2.48 | 0.08 | |
Summer | 13 | 18 | 1 | ||
Has the farmer visited other farms? | 81 | ||||
Yes | 10 | 37 | 0.27 | 0.007 | |
No | 17 | 17 | 1 | ||
Did visitors use plastic boot covers? | 114 | ||||
Yes | 39 | 21 | 2.92 | 0.005 | |
No | 21 | 33 | 1 | ||
Is hand wash possible at entrences/exits? | |||||
Yes | 114 | 4 | 25 | 0.08 | <0.0001 |
No | 56 | 29 | 1 | ||
Does the farm have clean and dirty zones at entrances/exits? | 114 | ||||
Yes | 2 | 9 | 0.17 | 0.020 | |
No | 58 | 45 | 1 | ||
Were foxes observed on or around the farm? | |||||
Yes | 104 | 25 | 9 | 5.00 | 0.0003 |
No | 25 | 45 | 1 | ||
Did farm dogs have access to the farm area? | |||||
Yes | 91 | 25 | 32 | 0.13 | <0.0001 |
No | 29 | 5 | 1 | ||
Were cats observed on or around the farm? | |||||
Yes | 114 | 40 | 47 | 0.30 | 0.012 |
No | 20 | 7 | 1 | ||
Has the farmer purchased or shared equipment used on other farms? | |||||
Yes | 115 | 4 | 5 | 0.69 | 0.849 |
No | 57 | 49 | 1 | ||
Did the farmer purchase breeding animals from other farms? | 113 | ||||
No | 10 | 18 | 0.41 | 0.043 | |
Yes | 49 | 36 | 1 |