Evidence map›Paper›PMID 27491294›Full record

ArticleObesity surgery2017

Micronutrient Status in Morbidly Obese Patients Prior to Laparoscopic Sleeve Gastrectomy and Micronutrient Changes 5 years Post-surgery.

Sandra Gillon, Yvonne M Jeanes, John Roger Andersen, Villy Våge

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Article in Obesity surgery, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 6 pooled it
5.0field-weighted citation impact, top 5% 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

29 citing papers in PubMed, 6 syntheses or guidelines pooled it, 54 citations in OpenAlex.

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  4. Iron, Vitamin BObesity surgery · 2020 · on this map
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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

4 authors at 2 institutions in 2 countries.

Sandra GillonHealth Sciences Research Centre, University of Roehampton, London, UK.
Yvonne M JeanesHealth Sciences Research Centre, University of Roehampton, London, UK. Y.Jeanes@roehampton.ac.uk.
John Roger AndersenCentre of Health Research, Førde Hospital Trust, Førde, Norway.
Villy VågeCentre of Health Research, Førde Hospital Trust, Førde, Norway.
Helse Førde · NOUniversity of Roehampton · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLaparoscopic sleeve gastrectomy (LSG) has become more popular in recent years. The aim of this study was to determine the vitamin and mineral status in patients up to 5 years after LSG and to explore changes that occurred from pre-operatively to 1, 2 and 5 years after surgery.

methodsData reviewed included age, sex, weight and body mass index (BMI), micronutrient supplements consumed and blood levels of 25 hydroxyvitamin D (25 (OH) D), PTH (parathyroid hormone), ferritin, haemoglobin, folate and vitamin B12, prior to and post-LSG. Data was collated from medical records of morbidly obese patients who had undergone LSG surgery.

resultsThere were a maximum of 336 patients with pre-operative and 1 year after surgery values, n = 272 for 2 years and n = 116 for 5 years after surgery. At 5 years, only 54 % (58/107) of patients reported taking daily multivitamin supplements. Whilst most patients had values within the reference range for haemoglobin, vitamin B12, folate and vitamin D 5 years after LSG, 36 % (34/94) of the patients had serum ferritin below reference value.

conclusionThis study has highlighted a low micronutrient supplementation adherence. Ferritin levels decreased over time even with multivitamin supplementation. To improve micronutrient guidelines prior to and after LSG, more research, including controlled supplementation studies, are necessary.

Indexed as

GastrectomyNutritional StatusAdultBody Mass IndexDietary SupplementsFemaleFollow-Up StudiesHumansLaparoscopyMaleMicronutrientsMiddle AgedMorbidityNutrition TherapyObesity, MorbidRetrospective StudiesMicronutrientsTrace ElementsVitaminsMicronutrient statusMultivitaminsSleeve gastrectomyVitamin D

Identifiers

PMID27491294
OpenAlexW2506359342

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.