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. Author manuscript; available in PMC: 2017 Jun 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2016 Feb 6;95(2):605–616. doi: 10.1016/j.ijrobp.2016.01.059

Figure 1.

Figure 1

Figure 1

A. Proportion of Medicare patients who received each treatment for each annual quarter between 2000 and 2008. B. Limited to favorable risk patients with T1 N0 estrogen receptor positive breast cancer age 70 and older at diagnosis.