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Table 3 Definition of variables collected on the farrowing pens of indoor housed lactating sows

From: A cross sectional study of the prevalence, risk factors and population attributable fractions for limb and body lesions in lactating sows on commercial farms in England



Pen construction


   Floor type

Solid, partly slatted or fully slatted

   Floor material

Soil, concrete, metal or plastic



   Bedding location

Bedding only in the anterior part of the crate (lying area or bedding in all areas of the crate

   Bedding type

Straw, wood shavings or paper

Floor condition




   - presence or absence

Dry slurry


Wet slurry


Spilled food


Fresh dung


Sharp edges

   - presence or absence



Worn rough surface