Skip to main content

Table 1 Characteristics of the farms included in the study

From: Evaluation of porcine reproductive and respiratory syndrome stabilization protocols in 23 French Farrow-to-finish farms located in a high-density swine area

Farm Year of inclusion Number of sows Farrowing schedule (weeks) Age at weaning Biosecurity level before inclusion Mass vaccination of fattening units Number of vaccinated batches of piglets
1 2012 320 3 28 High Yes 9
2 2007 290 3 28 Medium Yes 7
3 2010 320 5 21 Low Yes 6
4 2007 200 3 28 Medium No 5
5 2013 240 3 28 Low Yes 9
6 2013 160 3 28 Low Yes 8
7 2014 300 2 21 High Yes 11
8 2014 120 3 28 High No 8
9 2005 110 3 28 High No 6
10 2013 500 2 21 High Yes 6
11 2013 120 3 28 Low Yes 9
12 2013 420 2 21 High Yes 13
13 2007 170 3 28 High Yes 8
14 2007 100 7 28 Medium Yes 3
15 2008 100 7 28 Medium Yes 5
16 2010 230 3 28 Medium Yes 9
17 2013 700 1 21 High Yes 10
18 2014 240 4 21 Medium Yes 8
19 2014 250 4 21 High Partially 10
20 2012 300 2 21 High Yes 10
21 2007 300 3 28 High No 10
22 2009 210 3 28 High Yes 6
23 2013 250 4 21 Medium Yes 8