MKI67 and neoplasm: There were no differences in patient characteristics between the non-relapsed group and the relapsed group regarding pathological tumor size (p = 0.63), nodal status (p = 0.57), pathological stage (p = 0.22), histological type (p = 1.0), nuclear grade (p = 0.67) or Ki-67 L.I. (p = 0.28).