ERBB2 and neoplasm: Univariate analysis showed that the change in tumor size was the only factor to predict pCR in HER2+ subtype (OR = 1.45; 95% CI 1.10–1.91; p = 0.008) and TNBC (OR = 1.43; 95% CI 1.03–1.98; p = 0.033) (Additional file 1: Table S9).