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Kaplan-Meier estimates for overall survival (OS) according to “high risk” (Olympia study criteria; red curves), or “non high risk” (blue curves) early breast cancer. A: ER-negative early breast cancers (triple negative breast cancers); B: ER-positive early breast cancer (ER+/HER2-breast cancers).
Median OS, median follow-up, number of events (deaths), and OS at 2, 3, 5 and 10 years are shown in the tables below each survival curve.
