13-Year diabetes showdown: surgery vs. meds – which wins?

NCT ID NCT02328599

First seen Apr 05, 2026 · Last updated May 12, 2026 · Updated 3 times

Summary

This study combined data from four earlier trials to track 262 adults with type 2 diabetes and obesity for up to 13 years. Researchers compared the long-term effects of bariatric surgery versus standard medical and lifestyle treatments on blood sugar control. The goal was to see which approach provides more lasting benefits for managing diabetes.

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Contacts and locations

Locations

  • Cleveland Clinic Digestive Disease Institute

    Cleveland, Ohio, 44195, United States

  • Joslin Diabetes Center

    Boston, Massachusetts, 02215, United States

  • University of Pittsburg Medical Center

    Pittsburgh, Pennsylvania, 15213, United States

  • University of Washington

    Seattle, Washington, 98108, United States

Conditions

Explore the condition pages connected to this study.