Comparative Safety of Sleeve Gastrectomy and Gastric Bypass Up to 5 Years After Surgery in Patients With Severe Obesity

Importance

Sleeve gastrectomy is the most widely used bariatric operation; however, its long-term safety is largely unknown.

Objective

To compare the risk of mortality, complications, reintervention, and health care use 5 years after sleeve gastrectomy and gastric bypass.

Design, Setting, and Participants

This retrospective cohort study included adult patients in a national Medicare claims database who underwent sleeve...