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Table 4 Final linear mixed model on ADG in 780 piglets from the four herds

From: The effect of New Neonatal Porcine Diarrhoea Syndrome (NNPDS) on average daily gain and mortality in 4 Danish pig herds

Risk factor

Estimate (g/day)

SE (g/day)

P-value

Intercept (1000 g birth weight)

151

7

 

Parity

  

0.71

  Mature

0

  

  Young

5

11

 

Birth weight (per 100 g increase)

9

0.6

< 0.001

Diarrhoea2

  

0.01

  None

0a

  

  1 day (during day 1)

4a

6

 

  1 day (during day 2–5)

-9ab

5

 

  >1 day

-14b

5

 

Diarrhoeal status of litter

  

< 0.001

  Mildly affected

0

  

  Severely affected

-38

11

 

Random effect litter3

42%

  
  1. 1Parity was kept in the model due to its biological importance.
  2. 2Levels of diarrhoea with different letters as superscript are significantly different (α < 0.05) when compared pairwise.
  3. 3The random effect of litter is displayed as the Intraclass Correlation Coefficient (ICC).
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BMC Veterinary Research

ISSN: 1746-6148

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