CEACAM5 and metastatic malignant neoplasm in the lymph nodes: Between the all- and no-risk GNRI groups, there were no significant differences in age, white blood cells, preoperative CEA, preoperative CA19-9, tumor location, degree of differentiation, depth of tumor invasion, lymph node metastasis, lymphatic vessel invasion, venous invasion, distant metastasis, or TNM stage.