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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

Variable Definition
Pen construction  
   Floor type Solid, partly slatted or fully slatted
   Floor material Soil, concrete, metal or plastic
Bedding  
   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  
   Cleanliness Wet
   - presence or absence Dry slurry
  Wet slurry
  Spilled food
  Fresh dung
   Damage Sharp edges
   - presence or absence Broken/cracked
  Worn rough surface