Evidence map›Paper›PMID 33438161›Full record

ArticleObesity surgery2021

How Far Can Our Expectations Go on Revisional Bariatric Surgery After Failed Adjustable Gastric Banding?

André Pereira, André Costa Pinho, Hugo Santos Sousa, Eduardo Lima da Costa, Sara Rodrigues, Elisabete Barbosa, John Preto, CRI-O Group

Abstract read
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In one paragraph

Article in Obesity surgery, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 22% 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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 1 synthesis or guideline pooled it, 7 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 1 country.

André PereiraGeneral Surgery Department, São João University Medical Center, Porto, Portugal. andre.d.a.pereira@gmail.com.ORCID https://orcid.org/0000-0003-1494-1517
André Costa PinhoFaculty of Medicine of University of Porto, São João University Medical Center, Porto, Portugal.
Hugo Santos SousaFaculty of Medicine of University of Porto, São João University Medical Center, Porto, Portugal.
Eduardo Lima da CostaObesity Integrated Responsibility Unit (CRI-O), São João University Medical Center, Porto, Portugal.
Sara RodriguesGeneral Surgery Department, São João University Medical Center, Porto, Portugal.
Elisabete BarbosaGeneral Surgery Department, São João University Medical Center, Porto, Portugal.
John PretoObesity Integrated Responsibility Unit (CRI-O), São João University Medical Center, Porto, Portugal.
CRI-O Group
Universidade do Porto · PTHospital de São João · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeBariatric surgery has proven its effectiveness in the treatment of obesity and related comorbidities. However, several procedures may be required to treat this chronic disease and/or complications after bariatric surgery. The most frequent revisional surgeries performed after failed laparoscopic adjustable gastric banding (AGB) have been Roux-en-Y gastric bypass (RYGB) and sleeve gastrectomy (SG). The aim of this study is to compare medium-term outcomes of primary and revisional bariatric procedures. MATERIAL AND

methodsSingle institution, matched case-control study of obese patients submitted to bariatric surgery, divided into four groups of 50 patients: (A) primary RYGB; (B) primary SG; (C) revisional Roux-en-Y gastric bypass (rRYGB) after failed laparoscopic AGB; (D) revisional sleeve gastrectomy (rSG) after failed laparoscopic AGB. Demographic variables, surgical procedures characteristics and complications, weight loss outcomes and resolution of comorbidities were compared.

resultsMortality and morbidity were comparable between primary and revisional procedures. Weight loss outcomes were inferior in patients submitted to rRYGB when compared to those submitted to RYGB, with no significant differences found when comparing the other groups. Regarding comorbidities' outcomes, only patients submitted to rSG had lower odds of comorbidities' improvement. Patients submitted to rRYGB had an odd 7 times higher of comorbidities' improvement than those submitted to rSG, independent of weight loss outcomes.

conclusionRevisional surgeries are safe procedures with adequate weight loss outcomes in this difficult set of patients. The choice of revisional procedure may not influence weight loss outcomes, but rRYGB seems to be a better option regarding comorbidities' resolution.

Indexed as

Bariatric SurgeryGastric BypassGastroplastyLaparoscopyObesity, MorbidCase-Control StudiesGastrectomyHumansMotivationReoperationRetrospective StudiesTreatment OutcomeAdjustable gastric bandingBariatric surgeryObesityRevisional bariatric surgeryRoux-en-Y gastric bypassSleeve gastrectomy

Identifiers

PMID33438161
OpenAlexW3121022079

What OpenQuestion holds

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Registered trials

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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.