Table 3

Supplementary variables used in both multiple correspondence analysis solutions, on 161 southern Ontario sow farms
Variable Categories Percentage
PRRS status Positive 66.5%
Negative 21.7%
Naïve 11.8%
Biosecurity group High biosecurity (open) 39.8%
High biosecurity (closed) 26.1%
Low biosecurity 34.2%

Bottoms et al.

Bottoms et al. BMC Veterinary Research 2012 8:217   doi:10.1186/1746-6148-8-217

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