Analyzing this table, it appears that 12 of the cases with negative Ki-67 index in the primary tumour have positive index in lymph node metastasis and that 29 of those with positive index in the primary tumour have a negative index in lymph node metastasis, for a total of 41 discordant cases. Here, MKI67 is linked to metastatic malignant neoplasm in the lymph nodes.