ArticleObesity surgery2019
Short- and Mid-term Outcomes of 527 One Anastomosis Gastric Bypass/Mini-Gastric Bypass (OAGB/MGB) Operations: Retrospective Study.
Article in Obesity surgery, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 6 of them syntheses that pooled it.
What it found
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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
23 citing papers in PubMed, 6 syntheses or guidelines pooled it.
- Primary and Revisional One Anastomosis Gastric Bypass: A Systematic Review and GRADE-Based IFSO Position Statement.Obesity surgery · 2026Pooled it
- Mapping the Landscape of Marginal Ulcers After One Anastomosis Gastric Bypass: Incidence, Regional Trends, and Treatment Insights from a Systematic Review and Meta-analysis.Obesity surgery · 2025Pooled it
- Prevalence of Liver Dysfunction After One-Anastomosis Gastric Bypass: A Systematic Review and Single-Arm Meta-analysis.Obesity surgery · 2025Pooled it
- Does One-Anastomosis Gastric Bypass Expose Patients to Gastroesophageal Reflux: a Systematic Review and Meta-analysis.Obesity surgery · 2023Pooled it
- Surgical Management of Gastro-oesophageal Reflux Disease After One Anastomosis Gastric Bypass - a Systematic Review.Obesity surgery · 2022Pooled it
- Effect of Biliopancreatic Limb Length on Weight Loss, Postoperative Complications, and Remission of Comorbidities in One Anastomosis Gastric Bypass: a Systematic Review and Meta-analysis.Obesity surgery · 2022Pooled it
- Revisions of One Anastomosis Gastric Bypass with Biliopancreatic Limb of 250 cm Multicentre Retrospective Study with a Mean Follow-up of 11 years.Obesity surgery · 2026Article
- Scoping Review of Reflux after Primary One Anastomosis Gastric Bypass: Navigating the Maze to Enhance the Evidence Base.Obesity surgery · 2026Article
- Six-Month Quality of Life and Health Outcomes After Bariatric Surgery: A Prospective Cohort Study from Latvia.Medicina (Kaunas, Lithuania) · 2025Article
- Long-Term Weight Loss Outcomes of One Anastomosis Gastric Bypass: Assessment of 1971 Patients with 5-9-Year Follow-Up.Obesity surgery · 2025Article
- Long-Term Follow-Up After Bariatric Surgery: Key to Successful Outcomes in Obesity Management.Nutrients · 2024Review
- Technical Variations and Considerations around OAGB in IFSO-APC and IFSO-MENAC Chapters, an Expert Survey.Obesity surgery · 2024Article
- Article
- The length of the biliopancreatic limb in one anastomosis gastric bypass.Frontiers in surgery · 2024Review
- OAGB Bowel Function in Patients With up to 5 Years Follow-Up: Updated Outcomes.Obesity surgery · 2024Article
- One Anastomosis Gastric Bypass in 6722 Patients: Early Outcomes from a Private Hospital Registry.Journal of clinical medicine · 2023Article
- IFSO Update Position Statement on One Anastomosis Gastric Bypass (OAGB).Obesity surgery · 2021Review
- Changes in Anthropometric Measures, Nutritional Indices and Gastrointestinal Symptoms Following One Anastomosis Gastric Bypass (OAGB) Compared with Roux-en-y Gastric Bypass (RYGB).Obesity surgery · 2021Article
- Areas of Non-Consensus Around One Anastomosis/Mini Gastric Bypass (OAGB/MGB): A Narrative Review.Obesity surgery · 2021Review
- Anastomotic Gastrojejunal Ulcer Perforation Following One Anastomosis Gastric Bypass.Obesity surgery · 2021Article
Corrections and comments
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Authors and funding
2 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundOne anastomosis gastric bypass/mini-gastric bypass (OAGB/MGB) is considered an alternative option in metabolic and bariatric surgery. The aim of this study was to evaluate the safety, efficacy and postoperative challenges of OAGB/MGB as a new procedure.
methodsWe performed 519 primary MGBs and 8 additional second-stage MGBs during 2014-2018. The data were collected from patients' notes as well as the surgeons' prospective data sheets. Two senior surgeons performed the operations. The ultimate primary measures were assessment of the safety and management of the complications. The secondary outcomes were excess weight loss and resolution of the comorbidities.
resultsThe type 2 diabetes mellitus (T2DM) remission rate was 83% and 70% over 1 and 3 years, respectively (HBA1C < 6.5%). Weight loss was 28-152 kg (SD 23.11). Excess weight loss ranged from 41 to 125%. Hypertension resolution was 61%, 58% and 58% in the first, second and third years, respectively. Ninety-nine per cent of sleep apnoea patients improved symptomatically and went off the continuous positive airway pressure (CPAP) machine. Two (0.37%) patients developed diarrhoea, cured by shortening the afferent biliopancreatic limb (BPL). Eight (1.5%) stomal ulcers were reported. Two patients (0.37%) developed deranged liver function, revised by shortening the BPL in one patient and a reversal in the second patient. The mean follow-up was 2.5 years. Mortality was zero.
conclusionsThis is the largest UK OAGB/MGB study to date showing safety and acceptable results for metabolic syndrome and obesity problems. OAGB/MGB revisional options are rectifying the morbidity and no mortality.
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