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The objective in this study was to identify risk factors for flock …


Biology Articles » Agriculture » Animal Production » A farm-level study of risk factors associated with the colonization of broiler flocks with Campylobacter spp. in Iceland, 2001 – 2004 » Table 3

Table 3
- A farm-level study of risk factors associated with the colonization of broiler flocks with Campylobacter spp. in Iceland, 2001 – 2004

Characteristics of farms excluded from the farm-level analyses due to missing data

Variable
Farm A
Farm B
Farm C
Farm D
Farm E

Manure spread on fields in summer season
No
---a
---
---
---
Manure spread on fields in winter season
No
---
---
---
---
Manure stored on farm at any time of year
No
---
---
---
---
Other domestic livestock on farm
No
No
No
No
No
Other commercial poultry on farm
Yes
No
Yes
No
No
Farm has all-in-all-out policy
---
Yes
No
Yes
Yes
Farm water source
Official
Official
Official treated
Non-official
treated
Non-official
Number of houses on farm
1
1
2
2
1
Median flock size on farm
4019
1323
7971
4190
6728
Number of flocks raised
4
4
8
14
4
Number of positive flocks
3
1
2
5
1

aData not available


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