HMGA1 and neoplasm: Increased HMGA1 expressional levels is closely related with differentiation (P= 0.028), lymph node metastasis (P= 0.004), tumor size (<5 cm3 vs ≥ 5 cm3, P = 0.009), AJCC stage (T1/T2 vs. T3/T4, P = 0.035) and TNM stage (I/II vs. III/IV, P= 0.002).