Characterization of E-cadherin expression in normal mucosa, dysplasia and adenocarcinoma of gastric cardia and its influence on prognosis

Table 1 Clinical characteristics of patients with gastric cardia adenocarcinoma

Variables	Cases, n (%)
Gender
Female	954	20.9
Male	3607	79.1
Age at diagnosis (yr)
< 60	1717	37.6
≥ 60	2844	62.4
Family history
Negative	3366	73.8
Positive	1195	26.2
Cigarette smoking
No	2166	47.5
Yes	2395	52.5
Alcohol consumption
No	3206	70.3
Yes	1355	29.7
Differentiation
Well	133	2.9
Moderate	2039	44.7
Poor	2389	52.4
T status
T1	71	1.6
T2	308	6.8
T3	3044	66.7
T4	1138	25.0
Lymph node metastasis
Negative	1637	35.9
Positive	2924	64.1
Staging
Early stage	191	4.2
Advanced stage	4370	95.8