SynthesisObesity reviews : an official journal of the International Association for the Study of Obesity2020
Comparison of the effect of Roux-en-Y gastric bypass and sleeve gastrectomy on remission of type 2 diabetes: A systematic review and meta-analysis of randomized controlled trials.
Synthesis in Obesity reviews : an official journal of the International Association for the Study of Obesity, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 49 papers, 6 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
49 citing papers in PubMed, 6 syntheses or guidelines pooled it.
- Pooled it
- Effect of bariatric surgery on glycemic and metabolic outcomes in people with obesity and type 2 diabetes mellitus: a systematic review, meta-analysis, and meta-evidence of 39 studies.Frontiers in nutrition · 2025Pooled it
- Randomized controlled trials comparing gastric bypass, gastric band, and sleeve gastrectomy: A systematic review examining validity and applicability to wider clinical practice.Obesity reviews : an official journal of the International Association for the Study of Obesity · 2024Pooled it
- Effects of Roux-en-Y Gastric Bypass and Sleeve Gastrectomy on β-Cell Function at 1 Year After Surgery: A Systematic Review.The Journal of clinical endocrinology and metabolism · 2022Pooled it
- The Choice of Gastric Bypass or Sleeve Gastrectomy for Patients Stratified by Diabetes Duration and Body Mass Index (BMI) level: Results from a National Registry and Meta-analysis.Obesity surgery · 2021Pooled it
- Comparison of the effect of Roux-en-Y gastric bypass and sleeve gastrectomy on remission of type 2 diabetes: A systematic review and meta-analysis of randomized controlled trials.Obesity reviews : an official journal of the International Association for the Study of Obesity · 2020Pooled it
- Roux-en-Y gastric bypass, adjustable gastric banding or sleeve gastrectomy for severe obesity: The By-Band-Sleeve randomised controlled trial.Health technology assessment (Winchester, England) · 2026Trial
- Ten‑Year Results of a Randomized Trial Comparing Banded Roux‑en‑Y Gastric Bypass to Sleeve Gastrectomy for Type 2 Diabetes and Weight Loss.Obesity surgery · 2025Trial
- Comparative impact of Roux-en-Y gastric bypass, sleeve gastrectomy or diet alone on beta-cell function in insulin-treated type 2 diabetes patients.Scientific reports · 2024Trial
- Trial
- Comparable Effects of Sleeve Gastrectomy and Roux-en-Y Gastric Bypass on Basal Fuel Metabolism and Insulin Sensitivity in Individuals with Obesity and Type 2 Diabetes.Journal of diabetes research · 2022Trial
- Trial
- Six-month weight loss and comorbidity remission after sleeve gastrectomy, Roux-en-Y gastric bypass, BPD-DS, and SADI-S: propensity score analysis using the 2023 MBSAQIP database.Surgical endoscopy · 2026Article
- Comparison of 5-year glycemic outcomes after sleeve gastrectomy and Roux-en-Y gastric bypass in patients with pre-operative dysglycemia.Northern clinics of Istanbul · 2026Article
- Artificial intelligence-based comparison of the effects of duodenojejunostomy and sleeve gastrectomy on pancreatic morphology in Zucker diabetic fatty rats.Frontiers in surgery · 2026Article
- Anatomical Remodeling of the Upper Airway after Laparoscopic Sleeve Gastrectomy: A Multimodal Assessment of Structural and Functional Improvements in Obstructive Sleep Apnea.Obesity surgery · 2025Article
- The Cost-Effectiveness of Semaglutide and Tirzepatide for Patients With Knee Osteoarthritis and Obesity.Annals of internal medicine · 2025Article
- International expert consensus on surgery for type 2 diabetes mellitus.BMC endocrine disorders · 2025Review
- Which Procedure Yields Better Outcomes: Sleeve Gastrectomy, Roux-en-Y Gastric Bypass or Mini Gastric Bypass? Seven Years Outcome Analysis.Medicina (Kaunas, Lithuania) · 2025Article
- Advances in Metabolic Bariatric Surgeries and Endoscopic Therapies: A Comprehensive Narrative Review of Diabetes Remission Outcomes.Medicina (Kaunas, Lithuania) · 2025Review
Corrections and comments
- Erratum issued
Authors and funding
4 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Bariatric surgery is an effective treatment option for patients with type 2 diabetes mellitus (T2DM) and obesity. This study aims to compare the effects of Roux-en-Y gastric bypass (RYGB) and sleeve gastrectomy (SG) on remission of T2DM. MEDLINE, EMBASE, and the Cochrane Central Register of Controlled Trials were searched for studies published between database inception and 21 November 2019. A meta-analysis, using a random effects model, was performed to calculate relative risk (RR) of T2DM remission between the groups in randomized controlled trials (RCTs). Of 2650 records identified, 12 records from 10 different RCTs were finally included. The studies comprised 705 patients with follow-up from 1 to 5 years. The remission rate of T2DM at 1 year was higher among those undergoing RYGB (156/276, 57%) compared with those undergoing SG (128/275, 47%), RR (95% CI) 1.20 (1.00-1.45), P = .047, I
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.