Evidence map›Paper›PMID 32915359›Full record

Observational studyObesity surgery2021

Effectiveness of Bariatric Surgery in Patients with the Metabolically Healthy Obese Phenotype.

Idoia Genua, Laura Tuneu, Analía Ramos, Nicole Stantonyonge, Francisca Caimari, Carmen Balagué, Sonia Fernández-Ananin, Jose Luis Sánchez-Quesada, Antonio Pérez, Inka Miñambres

Erratum issuedAbstract readObservational Study
PubMed Publisher
In one paragraph

Observational study in Obesity surgery, 2021. 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 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
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

6 citing papers in PubMed.

  1. Article
  2. Effectiveness of bariatric surgery on body mass, biochemical parameters, and steatosis in metabolically healthy vs. unhealthy obesity.Arquivos brasileiros de cirurgia digestiva : ABCD = Brazilian archives of digestive surgery · 2025
    Article
  3. Article
  4. Observational
  5. Article
  6. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Idoia Genua *Endocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain.
Laura Tuneu *Endocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain.
Analía RamosEndocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain.
Nicole StantonyongeEndocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain.
Francisca CaimariEndocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain.
Carmen BalaguéSurgery Department, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain.
Sonia Fernández-AnaninSurgery Department, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain.
Jose Luis Sánchez-QuesadaBiomedical Research Institute IIB Sant Pau, Barcelona, Spain.
Antonio Pérez *Endocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain. aperez@santpau.cat.
Inka Miñambres *Endocrinology and Nutrition department, IIB Sant Pau, Hospital de la Santa Creu i Sant Pau, 08041, Barcelona, Spain. iminambres@santpau.cat.ORCID http://orcid.org/0000-0002-0899-3938

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo evaluate the effectiveness and safety of bariatric surgery in metabolically healthy obese (MHO) patients.

methodsIn this retrospective, observational study, we reviewed the medical records of patients who underwent bariatric surgery at a tertiary care hospital between January 2007 and March 2015. Patients who underwent revisional surgery and patients with type 1 diabetes were excluded from the analysis. MHO patients were defined as those without a previous diagnosis of diabetes or atherogenic dyslipidemia and absence of hypoglycemic treatment or treatment with fibrates.

resultsA total of 188 patients were included (mean age 48.97 ± 10.32 years, 68.6% of women). Sleeve gastrectomy was performed in 121 patients (64%) and a gastric bypass in 67 patients (36%). Prior to surgery, 36 patients (19%) were MHO. In the second- and third-year post-surgery, MHO patients presented a higher percentage of total weight loss (%TWL) (35.16% vs. 30.34%; p = 0.02 and 33.97% vs. 27.78%; p = 0.013 respectively). Multiple regression analysis showed that MHO was associated with a higher weight loss irrespective of age, sex, baseline BMI, and type of surgery. We did not detect any differences in acute complications between patients with and without MHO after bariatric surgery.

conclusionsBariatric surgery in MHO patients in our study was associated with higher weight loss than that in MUHO patients. There were no differences between the two groups in respect to acute complications following surgery.

Indexed as

Bariatric SurgeryObesity, MorbidAdultFemaleHumansMiddle AgedObesityPhenotypeRetrospective StudiesBariatric surgeryMetabolically healthy obeseMetabolic syndromeObesity

Identifiers

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.