Table 4. Correlations between epithelial and mesenchymal markers.

	Spearman’s rank-correlation coefficient (ρ)
	Loss of		Gain of
	ZO-1	E-cadherin	Vimentin	N-cadherin	Fibronectin
Loss of ZO-1	–	0.34b)	0.34b)	0.21a)	−0.03
Loss of E-cadherin		–	0.15	0.11	0.07
Gain of Vimentin			–	0.19a)	0.20a)
Gain of N-cadherin				–	−0.26b)
Gain of Fibronectin					–

a) P<0.05, b) P<0.01.