Importance Surgeon sex is associated with differential postoperative outcomes, though the
mechanism remains unclear. Sex concordance of surgeons and patients may represent a
potential mechanism, given prior associations with physician-patient relationships. Objective
To examine the association between surgeon-patient sex discordance and postoperative
outcomes. Design, Setting, and Participants In this population-based, retrospective cohort
study, adult patients 18 years and older undergoing one of 21 common elective or emergent …

Abstract Background and Objectives Sex concordance may impact the therapeutic
relationship and provider− patient interactions. We sought to define the association of
surgeon− patient sex concordance on postoperative patient outcomes following complex
cancer surgery. Methods Patients who underwent surgery for lung, breast, hepato‐
pancreato‐biliary, or colorectal cancer between 2014 and 2020 were identified from the
Medicare Standard Analytic Files. The impact of surgeon− patient sex concordance or …