Patient views and correlates of radiotherapy omission in a population-based sample of older women with favorable-prognosis breast cancer.

To some extent, decisions regarding RT omission are appropriately influenced by patient age, tumor grade, and estrogen receptor status, but do not appear to be optimally tailored according to competing comorbidities. Many women who are candidates for RT omission overestimate their risk of disease recurrence. Cancer 2018;124:2714-2723. © 2018 American Cancer Society.