Abstract
Introduction
While social determinants of health may adversely affect various populations, the impact of residential segregation on surgical outcomes remains poorly defined.
Objective
The objective of the current study was to examine the association between residential segregation and the likelihood to achieve a textbook outcome (TO) following cancer surgery.
Methods
The Medicare 100% Standard Analytic Files were reviewed to identify Medicare beneficiaries who underwent resection of lung, esophageal, colon, or rectal cancer between 2013 and 2017. Shannon’s integration index, a measure of residential segregation, was calculated at the county level and its impact on composite TO [no complications, no prolonged length of stay (LOS), no 90-day readmission, and no 90-day mortality] was examined.
Results
Among 200,509 patients who underwent cancer resection, the overall incidence of TO was 56.0%. The unadjusted likelihood of achieving a TO was lower among patients in low integration areas [low integration: n = 19,978 (55.0%) vs. high integration: n = 18,953 (59.3%); p < 0.001]. On multivariable analysis, patients residing in low integration areas had higher odds of complications [odds ratio (OR) 1.07, 95% confidence interval (CI) 1.03–1.11], extended LOS (OR 1.13, 95% CI 1.09–1.18), and 90-day mortality (OR 1.29, 95% CI 1.22–1.38) and, in turn, lower odds of achieving a TO (OR 0.87, 95% CI 0.84–0.90) versus patients from highly integrated communities.
Conclusion
Patients who resided in counties with a lower integration index were less likely to have an optimal TO following resection of cancer compared with patients who resided in more integrated counties. The data highlight the importance of increasing residential racial diversity and integration as a means to improve patient outcomes.
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Alessandro Paro, Djhenne Dalmacy, J. Madison Hyer, Diamantis I. Tsilimigras, Adrian Diaz, and Timothy M. Pawlik have no conflicts of interest to report.
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Paro, A., Dalmacy, D., Madison Hyer, J. et al. Impact of Residential Racial Integration on Postoperative Outcomes Among Medicare Beneficiaries Undergoing Resection for Cancer. Ann Surg Oncol 28, 7566–7574 (2021). https://doi.org/10.1245/s10434-021-10034-w
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DOI: https://doi.org/10.1245/s10434-021-10034-w