CCNB1 and metastatic malignant neoplasm in the lymph nodes: The results revealed that overall survival was significally related to the Cyclin B1 expression level (RR = 2.062; 95% CI, 1.273–3.340; P = 0.003) and other four parameters (tumor size, lymph node metastasis, distant metastasis, and TNM stage; all P < 0.05).