Comparing the Prognosis of Patients With Cardia and Non-cardia Gastric Cancer.

Inclusion Criteria:

1. Histopathology or cytopathology proven cardia or non-cardia gastric cancer;

2. Operable gastric cancer patients: primary lesions can be completely excision, nodistant metastasis;

3. Life expectancy of at least 6 months;

4. ECOG（Eastern Cooperative Oncology Group ） score 0-1;

5. Age: 18~80 years old;

6. Normal hemodynamic indices before the recruitment (including blood cell count andliver/kidney function). For example: WBC（White blood cell count ）>4.0×109/L; NEU（Neutrophils）>1.5×109/L;PLT（Platelet）>100×109/L;

7. Roughly normal cardiopulmonary function: No coronary heart disease, myocardialinfarction, pulmonary heart disease, refractory hypertension;

8. Not concomitant with other uncontrollable benign diseases before the recruitment;

9. Voluntarily signed the informed consent.

Exclusion Criteria:

1. Advanced gastric cancer patients with distant metastasis and inoperable ;

2. Pregnant or lactating women;

3. Patients who have no desire to participate in the study.