Table 1.

The correlation between sE-cad level and various clinicopathologic features.

Characteristics	Total patients	expression level of sE-cad(ng/ml)	P-value
age			0.483
≤65	26	726.3 ± 176.4
>65	57	653.2 ± 228.2
Gender			0.048
Male	71	737.3 ± 150.3
Female	12	636.3 ± 196.2
T stage			0.710
T1-2	16	667.3 ± 208.3
T3-4	67	621.6 ± 187.7
N stage			0.832
N0	22	619.3 ± 269.8
N1-2	61	640.6 ± 171.3
M stage			0.000
M0	53	765.7 ± 203.2
M1	30	553.2 ± 177.0
Histology			0.036
adenocarcinoma	39	723.6 ± 208.3
squamous carcinoma	44	576.4 ± 157.6