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Table 6 Summary of responses for biosecurity-specific questions on survey with yes/no answers (a) or multiple answers (b) (n = 11)

From: On-farm biosecurity practices and causes of preweaning mortality in Canadian commercial mink kits

Survey question

Yes (%)

Exact 95% CI

(a)

 In your opinion, does CMBAa or OFBAb discuss biosecurity at meetings?

9/11 (81.8)

48.2 to 97.7

 In your opinion, does industry have biosecurity standards?

5/11 (45.5)

16.7 to 76.6

 Controlled access to sheds?

8/11 (72.7)

39.0 to 94.0

 Controlled access to farm?

5/11 (45.5)

16.7 to 76.6

 Employees wash hands

  Before entering sheds

0/11 (0)

0 to 28.5c

  After leaving sheds

0/11 (0)

0 to 28.5c

  Before handling mink

0/11 (0)

0 to 28.5c

  After handling mink

5/11 (45.5)

2.3 to 51.8

 Visitors wash hands

  Before entering sheds

0/11 (0)

0 to 28.5c

  After leaving sheds

1/11 (9.1)

16.7 to 76.6

  Before handling mink

0/11 (0)

0 to 28.5c

  After handling mink

2/11 (18.1)

2.3 to 51.8

 Restricted access to storage manure?

3/11 (27.3)

6.0 to 61.0

 Employees trained to recognize disease or sickness?

7/11 (63.6)

30.8 to 89.1

 Feed containers washed and disinfected after use?

8/11 (72.7)

39.0 to 94.0

 Any integrated fly control programs used?

7/11 (63.6)

30.8 to 89.1

 Companion animals have access to sheds?

9/11 (81.8)

48.2 to 97.7

 Dedicated clothing for work in sheds?

5/11 (45.5)

16.7 to 76.6

 Dedicated farm shoes?

5/11 (45.5)

16.7 to 76.6

 Farm clothing washed separately?

7/11 (63.6)

30.8 to 89.1

 Rodent control program on farm?

8/11 (72.7)

39.0 to 94.0

 Birds have access to sheds?

11/11 (100)

71.5 to 1c

 Wood used in pens?

11/11 (100)

71.5 to 1c

 Mortality log kept?

4/11 (36.4)

10.9 to 69.2

 Borrow males from other farms?

0/11 (0)

0 to 28.5c

 Farm policies on traffic?

6/11 (54.5)

23.4 to 83.3

 Mortality log kept?

4/11 (36.4)

10.9 to 69.2

Survey question

Response

(b)

 No. of visitors to sheds per week

0 to 1: 10/11

2 to 4: 1/11

  

 Guests wear special clothing?

No: 7/11

Boots: 2/4

Boot covers: 1/4

Coveralls: 1/4

 Storage of mink carcasses until disposal

None: 2/11

Freezer: 3/9

Solid container: 3/9

Compost: 3/9

 Change storage between summer and winter?

Y: 3/11

   

 How often are dead animals collected?

Daily: 6/11

2 to 4×/week: 2/11

Biweekly: 1/11

N/A: 1

 How are dead mink disposed of?

Composting: 9/11

Incineration: 1/11

Both: 1/11

 

 New mink brought on to farm?

Y: 7/11

   

  If so, quarantine?

No: 2/7

2 weeks: 1/7

1 month: 4/7

 

 New stock separate from main herd?

No: 2/7

Separate shed: 3/7

Same shed, different row: 2/7

 

 Type of ventilation

Natural: 8/11

Chimney: 3/11

  

 Kit pens cleaned

No: 3/11

W/water: 7/11

W/disinfectant: 1/11

 

 Female pens cleaned

No: 4/11

W/water: 5/11

W/disinfectant: 2/11

 

 Kit pens cleaned

No: 6/11

W/water: 4/11

W/disinfectant: 1/11

 

 Frequency waterlines are cleaned

Sporadically: 1/11

Yearly: 3/11

Rarely: 5/11

Weekly 2/11

 Vaccinations given?

Distemper: 11/11

MEV: 10/11d

Pseudomonas: 10/11

Botulism: 10/11

  1. Unless otherwise specified, questions pertain to the respondent’s specific on-farm practices
  2. aCanada mink breeders association
  3. bOntario fur breeders association
  4. cOne-sided, 97.5% confidence interval
  5. dMink enteritis virus