Research
Energy balance
Roux-en-Y gastric bypass surgery resulted in a greater percentage of excess weight loss compared to medical management, with 66% versus -1.6%.
Practitioners can expect significant weight loss in patients undergoing gastric bypass surgery compared to those managed medically.
StrongSupportsmedium confidence
The group undergoing gastric bypass surgery had greater percentage of excess weight loss than the control group-66% versus -1.6%, respectively.
Why this rating
The study is a retrospective analysis with a significant sample size and long follow-up.
Source
Gastric Bypass Surgery Leads to Long-term Remission or Improvement of Type 2 Diabetes and Significant Decrease of Microvascular and Macrovascular Complications
Yijun Chen et al. · Annals of Surgery · 2015
DOI 10.1097/sla.0000000000001509
cohort · n=173Cited 62×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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- Achieving a total body weight loss of 10-15% (or >10-15 kg) through Total Diet Replacement (TDR) induces remission of Type 2 Diabetes in individuals with short-duration disease.Strong
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