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Table 5 Results of the Stepwise Regression analysis

From: Metabolomics characterization of colostrum in three sow breeds and its influences on piglets’ survival and litter growth rates

Variables Coefficient SE coefficient T-value P-value
Model for LWGa [R2 = 0.4286; C(p) = 0.8735]
 Intercept 0.611 0.540 1.13 0.263
 Acetateb 0.108 0.033 3.27 0.002
 Average piglet’s weight at birth 0.009 0.002 5.39 <.0001
Model for the number of weaned piglets [R2 = 0.4343; C(p) = 2.0849]
 Intercept 4.801 1.385 12.01 0.001
cis- Aconitateb − 0.902 0.372 5.89 0.019
 Number of alive piglets at birth 0.584 0.10 35.05 <.0001
Model for the number of piglets dead per litter at d 3 (R2 = 0.2304; C(p) = 29.1881)
 Intercept −0.333 0.27 1.44 0.235
 Dimethylamineb 0.331 0.083 15.82 0.0002
 Taurineb − 0.114 0.044 6.64 0.013
  1. aLWG stands for the litter body weight gain from birth to d 3
  2. bMetabolites concentrations were considered in area arbitrary unit