2.6. Statistical analysis
The data are presented as the mean ± SEM. To determine the effect of maternal dietary fat during lactation period on the body weight of offspring pigs, the data were analyzed with the GLM univariate procedure using the sows as covariate by SPSS 18.0 for Windows. The other data from the slaughtered pigs at weaning and finishing stages were analyzed through an independent samplest test using SPSS 18.0 for Windows. The differences were considered significant if Pb0.05.