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Disparities in Bariatric Surgery Outcomes: A Regional Analysis.

Emiliano G Manueli Laos¹, Alessandro Martinino², Alberto Mangano¹

¹Division of General, Minimally Invasive and Robotic Surgery, Department of Surgery, University of Illinois Chicago, 840 S. Wood Street, Suite 435E, Chicago, IL, 60612, USA.

Obesity Surgery

|August 28, 2024

Summary

Neighborhoods impact weight loss after metabolic and bariatric surgery (MBS), but not pre-surgical attrition or post-operative compliance. Further research into geographic disparities in MBS outcomes is warranted.

Keywords:

Bariatric surgery outcomes Disparities Regional analysis

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Area of Science:

Bariatric Surgery Outcomes
Health Disparities Research
Geographic Health Variations

Background:

Metabolic and bariatric surgery (MBS) success is hindered by high pre-surgical attrition and poor post-operative follow-up.
Understanding geographic influences on MBS outcomes is crucial for improving patient care.

Purpose of the Study:

To investigate geographic variations in pre-surgical attrition, post-operative compliance, and weight loss among MBS patients across nine Chicago neighborhoods.
To determine if suboptimal weight loss or reduced adherence to the MBS program differs by neighborhood.

Main Methods:

Retrospective analysis of 1202 patients from the University of Illinois Health MBS program (January 2019 - December 2020).
Data extracted included demographics, pre-surgical attrition, post-operative weight at 3, 6, and 12 months, and compliance with follow-up appointments.
Patients were categorized by residential neighborhood to analyze geographic variations in outcomes.

Main Results:

A pre-surgical attrition rate of 64.9% was observed, with significant variations in age, sex, and race/ethnicity across geographic regions.
Post-operative weight loss differed significantly between neighborhoods, particularly those with higher proportions of racial/ethnic minority residents.
Pre-operative attrition and post-operative compliance rates did not vary significantly across geographic regions.

Conclusions:

Residential neighborhood may be a significant factor influencing post-MBS weight loss.
Pre-operative and post-operative compliance rates in MBS programs appear consistent across different neighborhoods.
Further research is needed to explore the complex interplay between neighborhood characteristics and bariatric surgery outcomes.