P4HA2 and metastatic malignant neoplasm in the lymph nodes: Lymph node metastasis (p=0.002, HR=2.388), poor differentiation (p=0.038, HR=1.863), advanced FIGO stage (p=0.019, HR=2.501) and high P4HA2 expression (p=0.024, HR=2.709) were significantly associated with poor survival.