Table 2.

Additional health parameters were assessed.

Health Parameter	Description/Scores	Individual or Group Level
Coughing	The pig cough	Group
Sneezing	The pig sneeze	Group
Pumping	The pig’s breathing is heavy and laboured and its chest is raising and falling with each breath	Group
Huddling	A pig is lying with more than half of its body in contact with another pig	Group
Shivering	A slow and irregular vibration of any body part or the whole body	Group
Panting	Breathing rapidly in short gasps carried out with the mouth	Group
Body condition score	0 = good condition; 1 = lean animal: visible spin, hip, or pin bones	Individual
Skin condition	0 = no skin inflammation or discolouration; 1 = up to 10% of the skin is inflamed, discoloured, or spotted; 2 = more than 10% of the skin is inflamed, discoloured, or spotted	Individual
Tail lesions	0 = no lesions on the tail; 1= superficial biting but no fresh blood or swelling; 2 = fresh blood and swelling	Individual
Manure on the body	0 = up to 20% of the body is soiled; 1= more than 20% but less than 50% of the body is soiled; 2 = over 50% of the body is soled	Individual