*Geisel School of Medicine at Dartmouth, Hanover, NH

†Dartmouth Cancer Center, Lebanon, NH

‡Department of Surgery, Dartmouth-Hitchcock Medical Center, Lebanon, NH

§The Dartmouth Institute for Health Policy and Clinical Practice, Lebanon, NH

∥Department of Surgery, University of Saskatchewan, Saskatoon, SK, Canada

¶Department of Surgery, The Ohio State University, Columbus, OH

Support was provided by the GeoSpatial Resource, a section of the Biostatistical and Bioinformatics Shared Resource at the Dartmouth Cancer Center with NCI Cancer Center Support Grant 5P30CA023108 (H.A.C.). Research reported in this publication was also supported by the National Cancer Institute of the National Institutes of Health under award number K08 CA263546 (A.P.L., J.E.W.).

The data in this article were provided by the Indiana State Cancer Registry with permission granted after review and under the terms of a Data Use Agreement. Per this DUA, clinical registry data will not be shared. Investigators interested in the use of the Indiana State Cancer Registry can inquire (at: https://www.in.gov/health/cdpc/cancer-registry/cancer-registry-home/). HOLC boundaries are available at Mapping Inequality: American Panorama, Digital Scholarship Laboratory, University of Richmond (at: https://dsl.richmond.edu/panorama/redlining/). Accessed March 16, 2020. United States Census block boundaries are publicly available on the US Census website (https://www.census.gov/geographies/reference-maps/2010/geo/2010-census-block-maps.html). The Area Deprivation Index is available through the Neighborhood Atlas (at: https://www.neighborhoodatlas.medicine.wisc.edu/).

The contributions of the authors can be found in Supplemental Digital Content 6 (https://links.lww.com/SLA/E945).

The authors report no conflicts of interest.

[email protected].

Supplemental Digital Content is available for this article. Direct URL citations are provided in the HTML and PDF versions of this article on the journal's website, www.annalsofsurgery.com.