Funding for this research was provided by:
National Institute of General Medical Sciences (R01 GM070335)
National Cancer Institute (R01 CA179115, U01 CA086402)
National Center for Institutional Diversity, University of Michigan (5UM1CA182883)
Received: 7 October 2021
Accepted: 1 March 2022
First Online: 26 March 2022
: Ethics approval was not required for this secondary retrospective analysis that is not human subjects research. Datasets were provided through SWOG Network (SELECT) and the National Cancer Institute Cancer Access System (PLCO). SABOR was approved under IRB # HSC20000030H. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and national guidelines and comparable ethical standards.
: Not applicable.
: All authors declare that they have no competing interests.