The histologic grades were evaluated based on the Nottingham grading system [26]. Based on the expression of ER, PR, HER2, and Ki-67, breast cancer was divided into four molecular types [27]. Follow up and clinical endpoints Follow-up surveillance after operation included breast and axillary ...
The patients were divided into a better prognosis group (n=24) and a worse prognosis group (n=20) based upon invasiveness (DCIS or IDC) and upon their prognostic group (good, moderate or poor) determined from the modified Nottingham prognostic index. Their prognostic values were examined by ...