highly significantp < 0.0001
There were highly significant ( p < 0.0001) associations between the abnormal expression of E-cadherin and Vimentin, E-cadherin and β-catenin, Vimentin and β-catenin, SMAD4 and E-cadherin, and a significant association between SMAD4 and Vimentin ( p = 0.0003), and SMAD4 and β-catenin ( p = 0.001) as shown in Table 1 .