Key clinical point: In patients with newly diagnosed breast cancer (BC), the risk of local recurrence (LR) as a first event within 5 years of diagnosis was low and declined further with the number of event-free years.
Major finding: Overall, the incidence of LR as a first event within 5 years of diagnosis was 3.0%, which decreased to 2.4%, 1.6%, 1.0%, and 0.6% after 1, 2, 3, and 4 event-free years, respectively.
Study details : Findings are from the nationwide Netherlands Cancer Registry database, including 34,453 patients with newly diagnosed breast cancer between 2005 and 2008.
Disclosures: This study was supported by CZ fonds 201400316. ML Smidt reported receiving grant from Servier Pharma. Other authors had no disclosures.
Source: Moossdorff M et al. Breast Cancer Res Treat. 2021 Mar 10. doi: 10.1007/s10549-020-06040-3 .