Fig. 2: The impact of repeat Bxs in the detection new of HER2-low results.

a The probability of detecting a HER2-low result according to the total number of Bxs conducted per patient. b The probability of detecting a first HER2-low result according to the Bx serial number. c The probability of detecting a first HER-low result for patients with prior only HER2-IHC 0 results. Bxs biopsies, pts patients, TNBC triple negative breast cancer.