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Table 1 Effect of milk supplementation, sex and parity class on piglets’ traits

From: Providing supplementary, artificial milk for large litters during lactation: effects on performance and health of sows and piglets: a case study

  Treatment Sex Parity class RSDa P-values
  SGb CGc Male Female A (1/2) B (3/4) C (5–9)   Group Sex Parity class
Bodyweight at birth, kg 1.34 1.29 1.34a 1.30b 1.32 1.34 1.30 0.26 0.170 0.004 0.606
Bodyweight at weaning, kg 7.83 7.81 7.86 7.77 7.92 7.90 7.64 1.54 0.145 0.257 0.292
Bodyweight gain, g/d 245.2 245.5 246.0 244.7 249.9 249.0 237.0 2.8 0.942 0.627 0.115
Number of piglets born 16.78 16.82    17.09 16.73 16.58 3.32 0.947   0.869
Number of piglets weaned 13.47a 12.36b    13.06 13.09 12.65 1.03 <.0001   0.196
Litter weight at birth, kg 21.92 21.14    21.19 22.01 21.38 4.26 0.318   0.723
Litter weight at weaning, kg 105.13a 96.75b    103.68a 102.98a 96.17b 11.08 0.001   0.026
  1. aRSD: residual standard deviation
  2. bSG: supplemented group
  3. cCG: control group
  4. *a,b: values within group, sex or parity class with different superscripts differ significantly at P < 0.05 t-test with Bonferroni correction