Table 4.

Correlation analysis between Occludin expression and clinicopathological characteristics

	Occludin expression in ESCC
	Correlation coefficient	Sig. (2-tailed)	Sample number
Occludin expression in adjacent	0.573	0.000	76
Gender	0.033	0.755	93
Age	-0.006	0.951	93
Tumor size	0.034	0.759	84
Histological grade	-0.248	0.017	93
T stage	0.009	0.933	89
Lymph nodes metastasis	0.113	0.284	92
TNM stage	0.046	0.671	89

Bold black indicated the significance of correlation analysis.