A total of 21 selected indicators including cT, cN, side, age, BMI, NACT, number of positive SLN, tumor location, multifocality, HS, ER, PR, HER2, ki-67, distance between tumor and nipple, long axis, short axis, blood flow, calcification, cortex, lymphatic hilum of the lymph nodes. Here, MKI67 is linked to neoplasm.