Ontology highlight
ABSTRACT: Background
Breast-conserving surgery (bcs) and radiation therapy (rt) are the standard of care for early breast cancer, although some women receive ipsilateral mastectomy or adjuvant tamoxifen, both of which can be appropriate alternatives to rt. Objectives of the present study were to determine the proportion of women who are treated appropriately after bcs and to identify factors associated with non-receipt of rt.Methods
This retrospective cohort study used Ontario data linked at the Institute for Clinical and Evaluative Sciences to examine 33,718 patients who received bcs during 2004-2010. Primary outcome was rt receipt. The ipsilateral mastectomy rate and patient, surgeon, and setting variables were measured.Results
Of the study patients, 86.1% received either r
SUBMITTER: Guidolin K
PROVIDER: S-EPMC6291280 | biostudies-literature | 2018 Dec
REPOSITORIES: biostudies-literature