CEACAM5 and metastatic malignant neoplasm in the lymph nodes: Meanwhile, no significant correlation was detected with sex (P = 0.221), age (P = 0.267), histology (P = 0.416), differentiation (P = 0.325), T classification (P = 0.196), lymph-node metastasis (P = 0.261), and carcinoembryonic antigen CEA (P = 0.416) (Fig. 7A).