Community-Level Socioeconomic Disadvantage and Adverse Events after Metabolic Surgery Outcomes: A State-Wide Analysis from the Michigan Bariatric Surgery Collaborative

Document Type

Conference Proceeding

Publication Date

11-1-2024

Publication Title

J Am Coll Surg

Abstract

Introduction: Patients from socioeconomically disadvantaged communities have been shown to have poorer health-care outcomes. The area deprivation index (ADI) is a validated, composite index that uses zip codes to identify neighborhood-level social disparities. A higher ADI indicates a greater degree of disadvantage. To date, metabolic surgery outcomes according to ADI have not been evaluated. Methods: Using a state-wide bariatric-specific data registry, we obtained state-level ADI (Percentile Rank: 1-10) on all patients who underwent primary metabolic surgery (n = 79,311). Patient characteristics and 30-day risk-adjusted outcomes were compared between patients in the highest and lowest quartile for ADI. Results: Patients in the highest quartile for ADI (mean ADI 9.1) were younger (43.8 years vs 46.5 years, p < 0.0001), had a higher preoperative body mass index (BMI) (49.3 kg/m2 vs 46.6 kg/m2, p < 0.0001) and were more likely to be female (84.4% vs 76.8%, p < 0.0001), non-White (53.9% vs 23.1%, p < 0.0001) and have diabetes (33.6% vs. 30.8%, p < 0.0001) when compared to patients in the lowest quartile (mean ADI 2.2). The highest quartile experienced similar complication rates, emergency room visit rates and readmission rates for both sleeve gastrectomy (5.3% vs 5.5% p = 0.859, 7.6 vs 7.5, p = 0.1071 and 2.7% vs 2.9%, p = 0.7583, respectively) and gastric bypass (12.3% vs 11.2%, p = 0.0637, 11.2% vs 11.1%, p = 0.3013 and 5.5% vs 5.6%, p = 0.6459, respectively). Conclusion: Within the context of a state-wide quality improvement collaborative, adverse events after metabolic surgery are similar between patients living in neighborhoods with high and low ADI in Michigan. Long-term outcomes require further investigation.

Volume

239

Issue

5

First Page

S36

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