Evidence map›Paper›PMID 29532316›Full record

ArticleObesity surgery2018

Modifications of Resting Energy Expenditure After Sleeve Gastrectomy.

Silvia Bettini, Emanuel Bordigato, Roberto Fabris, Roberto Serra, Chiara Dal Pra', Anna Belligoli, Marta Sanna, Chiara Compagnin, Mirto Foletto, Luca Prevedello and 3 more

Abstract read
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Article in Obesity surgery, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 3 pooled it
–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

22 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  13. Weight loss maintenance after bariatric surgery.World journal of clinical cases · 2023
    Review
  14. Observational
  15. Cardiorespiratory function and VOInternal and emergency medicine · 2020
    Observational
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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

13 authors.

Silvia BettiniComprehensive Care Obesity Centre, University of Padua, Padua, Italy. d.ssa.silvia.bettini@gmail.com.ORCID 0000-0001-8596-8237
Emanuel BordigatoComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Roberto FabrisComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Roberto SerraComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Chiara Dal Pra'Comprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Anna BelligoliComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Marta SannaComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Chiara CompagninComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Mirto FolettoComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Luca PrevedelloComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Paola FiorettoComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Roberto VettorComprehensive Care Obesity Centre, University of Padua, Padua, Italy.
Luca BusettoComprehensive Care Obesity Centre, University of Padua, Padua, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesResting energy expenditure (REE) declines more than what is expected according to body composition changes after caloric restriction. This metabolic adaptation is considered one of the factors favoring weight regain. The aim of this study is to evaluate the changes of REE and calculate the degree of metabolic adaptation occurring after laparoscopic sleeve gastrectomy (LSG).

methodsREE (by indirect calorimetry) and body composition (fat-free mass or FFM, fat mass or FM by bioelectrical impedance analysis) were determined before and after 12 months in 154 patients with obesity treated with laparoscopic sleeve gastrectomy (LSG).

resultsWeight loss was 29.8 ± 10.6%, with corresponding relative reductions in FM (44.5 ± 22.8%), FFM (13.7 ± 9.9%), and REE (27.3 ± 12.9%). A predictive equation for REE was computed by using the baseline FFM and FM values to account for body composition changes. A predicted post-weight loss REE was calculated by using this equation and entering post-weight loss body composition values. Observed post-surgery REE was significantly lower than predicted one (1410 ± 312 vs 1611 ± 340 kcal/day, P < 0.001) and metabolic adaptation, calculated as the difference between observed and predicted post-weight loss REE, was - 199 ± 238 kcal/day. The post-surgery level of metabolic adaptation was inversely related to postoperative percent weight loss (r = - 0.170; P < 0.05) and FM loss (r = - 0.245; P < 0.01).

conclusionsA significant reduction of resting energy expenditure and a significant degree of metabolic adaptation both occur after sleeve gastrectomy. A greater metabolic adaptation could be partly responsible for a lower weight loss after surgery.

Indexed as

Adaptation, PhysiologicalEnergy MetabolismAdultBariatric SurgeryBody CompositionCaloric RestrictionCalorimetry, IndirectFemaleFollow-Up StudiesGastrectomyHumansMaleMiddle AgedObesityObesity, MorbidRestBody compositionEnergy expenditureLaparoscopic sleeve gastrectomyMetabolic adaptationObesity

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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.