Does persistent use of radiation in women > 70 years of age with early-stage breast cancer reflect tailored patient-centered care?

Randomized controlled trials demonstrate that omission of radiation therapy (RT) in older women with early-stage cancer undergoing breast conserving surgery (BCS) is an “acceptable choice.” Despite this, high RT rates have been reported. The objective was to evaluate the impact of patient- and system-level factors on RT rates in a contemporary cohort. Through the National Cancer Data Base, we identified women with clinical stage I estrogen...