STAT3 and metastatic malignant neoplasm in the lymph nodes: The STAT3/p-STAT3 overexpression also correlated with FIGO stages (I–II vs. III–IV) (OR = 0.36, p < 0.00001), tumour grades (G1 + G2 vs G3) (OR = 0.55; p = 0.001) and presence of lymph node metastasis (OR = 3.39; p < 0.00001).