There were 18 baseline parameters used for propensity score matching, including sex, age, BMI, hemoglobin, platelet, leukocyte, pre-albumin, total protein, albumin, CA125, CA199, CA724, CEA, AFP, tumor differentiation, signet ring cell carcinoma component, Borrmann type and clinical N stage. This evidence concerns the gene ALB and signet ring cell carcinoma.