Table 2.

Correlations between lncRNA, E-cadherin, N-cadherin and clinical features

	CCAT1		E-cadherin		N-cadherin
	Correlation	P	Correlation	P	Correlation	P
Gender	0.228	0.262	0.422	0.307	0.375	0.517
Age	0.561	0.674	0.664	0.521	0.486	0.388
Tumor size	0.279	0.098	0.571	0.129	0.334	0.248
Differentiation	0.607	0.188	0.774	0.286	0.687	0.122
Local invasion	0.445	0.005	0.432	0.011	0.226	0.003
Dukes staging	0.318	0.023	0.524	0.001	0.537	0.038
Vascular invasion	0.087	0.002	0.408	0.001	0.069	0.001
Tumor location	0.117	0.359	0.219	0.406	0.367	0.348
CEA (ng/ml)	0.042	0.116	0.174	0.552	0.471	0.295
CA19-9 (U/ml)	0.561	0.008	0.198	0.001	0.582	0.001