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Kaplan-Meier estimates of overall survival (OS) comparison of high-dose chemotherapy (HDC) and control (Ctrl) therapy in prespecified subset analyses. Subsets of (A) patient age in years; (B) number of positive lymph nodes; (C) tumor size; (D) tumor histology; (E) tumor hormone receptor status (HmR); and (F) human epidermal growth factor receptor 2 status (HER2). IDC, invasive ductal carcinoma; ILC, invasive lobular carcinoma.
