From: Questionnaire survey of detrimental fur animal epidemic necrotic pyoderma in Finland
Risk factor | Case farms (n = 92) | Control farms (n = 134) | OR (95% CI) | |||
---|---|---|---|---|---|---|
Exposed (n) | Non-exposed (n) | Exposed (n) | Non-exposed (n) | |||
All farms | ||||||
Farm type | ||||||
Mixed farm vs mink farm | 51 | 33 | 16 | 24 | 2.3 (1.1–5.0) | |
Mixed farm vs fox farm | 51 | 33 | 25 | 74 | 4.6 (2.4–8.6) | |
Purchases | ||||||
Domestic purchases | 86 | 2 | 118 | 15 | 3.7 (0.8–17.1) | |
All imports combined | 32 | 56 | 24 | 96 | 2.3 (1.2–4.3) | |
Imports from Denmark | 17 | 71 | 3 | 117 | 9.3 (2.6–33.0) | |
Imports from Poland | 10 | 78 | 2 | 118 | 7.6 (1.6–35.5) | |
Drinking system | ||||||
Cup | 22 | 68 | 58 | 72 | 0.4 (0.2–0.7) | |
Nipple | 67 | 23 | 66 | 64 | 2.8 (1.6–5.1) | |
Farms with mink (including mixed farms) | ||||||
Fence around the mink premises | 38 | 19 | 21 | 28 | 2.7 (1.2–5.9) | |
Access by birds to shelter buildings | 25 | 34 | 10 | 38 | 2.8 (1.2–6.7) | |
Access by wild animals to shelter buildings | 13 | 42 | 2 | 43 | 6.7 (1.4–31.3) | |
Size of the farm: >750 vs ≤750 breeder mink | 39 | 13 | 19 | 24 | 3.8 (1.6–9.0) | |
Hay as bedding material | 9 | 48 | 18 | 31 | 0.3 (0.1–0.8) | |
Pre-weaning diarrhea | 31 | 30 | 15 | 34 | 2.3 (1.1–5.2) | |
Plasmacytosis | 13 | 48 | 23 | 26 | 0.3 (0.1–0.7) | |
Farms with foxes (including mixed farms) | ||||||
Access by wild animals to shelter buildings | 22 | 44 | 18 | 75 | 2.1 (1.0–4.3) | |
Size of the farm: >320 vs ≤320 breeder foxes | 44 | 20 | 44 | 54 | 2.7 (1.4–5.2) | |
Mixed farms | ||||||
Size of the farm large vs small (based on the most numerous species) | 26 | 18 | 13 | 19 | 3.0 (1.2–7.9) | |
Fence around mink premises | 33 | 9 | 12 | 13 | 4.0 (1.4–11.7) |