MKI67 and metastatic malignant neoplasm in the lymph nodes: Patient age (p = 0.009), tumour size (p = 0.009), tumour location (p < 0.001), lymphovascular invasion (p = 0.022), muscularis propria invasion (p < 0.001), Ki-67 index (p < 0.001), CgA (p = 0.006), lymph node metastasis (p = 0.016) and distant metastasis (p < 0.001) were all associated with prognosis in univariable analyses.