Evidence map›Paper›PMID 25056233›Full record

ReviewObesity surgery2014

Single-anastomosis gastric bypass (SAGB): appraisal of clinical evidence.

Wei-Jei Lee, Yu-Hung Lin

Registry-linked trialAbstract readReview
PubMed Publisher
In one paragraph

Review in Obesity surgery, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02779322 (Prospective Randomized Controlled Clinical Trial), which is not on this map. Cited by 78 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed, 5 pooled it
10.6field-weighted citation impact, top 1% of its field
1 · What the graph read from 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.

2 · The registry

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.

NCT02779322 naunknown statusnot on this mapstarted 2015, after this paper: background citation

Prospective Randomized Controlled Clinical Trial: Laparoscopic Roux-en-Y Gastric Bypass Versus Laparoscopic One Anastomosis Gastric Bypass

TypeinterventionalSponsorPuerta de Hierro University HospitalRan2015 to 2025Enrolled20ConditionsMorbid Obesity, Postoperative Complications, Weight LossArmsMinigastric bypass, Gastric bypass
3 · Its place in the literature

Who cites it

78 citing papers in PubMed, 5 syntheses or guidelines pooled it, 129 citations in OpenAlex.

  1. Pooled it
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  6. Trial
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  11. MINI-GASTRIC BYPASS: DESCRIPTION OF THE TECHNIQUE AND PRELIMINARY RESULTS.Arquivos brasileiros de cirurgia digestiva : ABCD = Brazilian archives of digestive surgery
    Trial
  12. Article
  13. Article
  14. One-anastomosis gastric bypassWorld journal of gastrointestinal surgery · 2025
    Article
  15. Review
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18 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 2 institutions in 1 country.

Wei-Jei LeeDepartment of Surgery, Min-Sheng General Hospital, National Taiwan University, No. 168, Chin Kuo Road, Taoyuan, Taiwan, Republic of China, wjlee_obessurg_tw@yahoo.com.tw.
Yu-Hung Lin
Chang Gung University · TWMin Sheng General Hospital · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Single-anastomosis (mini-) gastric bypass (SAGB) was proposed by Dr. Robert Rutledge. Criticism and prejudice against this procedure was raised by surgeons who preferred a more difficult procedure, laparoscopic Roux-en-Y gastric bypass (RYGB). Increasing data indicates the procedure is an effective and durable bariatric procedure. SAGB has lower operation risks compared to RYGB. The weight loss is better after SAGB because of a greater malabsorptive component than RYGB, but SAGB had a higher incidence of micronutrient deficiencies. Randomized controlled trial and long-term data demonstrate that SAGB can be regarded as a simpler and safer alternative to RYGB. We propose this procedure to be renamed "single-anastomosis gastric bypass (SAGB)" because the key feature of SAGB is the "single anastomosis" compared with the two anastomoses of RYGB.

Indexed as

LaparoscopyBile RefluxGastric BypassHumansObesity, MorbidPatient SatisfactionPostoperative ComplicationsWeight Loss

Identifiers

PMID25056233
OpenAlexW2032818608

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.