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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: J Geriatr Oncol. 2016 Feb 23;7(3):176–186. doi: 10.1016/j.jgo.2016.01.011

Figure 1. Study population flowchart.

Figure 1

Cohort inclusion and exclusion criteria for older individuals diagnosed with pathologically staged, non-metastatic rectal cancer at age 66 years or older using the Surveillance, Epidemiology and End Results program (SEER)-Medicare linked data from 2003-2009.