KIF2C and metastatic malignant neoplasm in the lymph nodes: Multivariate regression analysis indicated that inclusion in the MCAK mRNA high-expression group (RR, 4.02; 95% CI, 1.53–11.3; P<0.006) was an independent predictor of lymph node metastasis in addition to lymphatic invasion (RR, 7.67; 95% CI, 3.01–21.1; P<0.0001).