Evidence map›Paper›PMID 30445727›Full record

ArticleMetabolites2018

Population-Level Analysis to Determine Parameters That Drive Variation in the Plasma Metabolite Profiles.

Mahmoud Al-Majdoub, Katharina Herzog, Bledar Daka, Martin Magnusson, Lennart Råstam, Ulf Lindblad, Peter Spégel

Abstract read
In one paragraph

Article in Metabolites, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Review
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

7 authors.

Mahmoud Al-MajdoubUnit of Molecular Metabolism, Department of Clinical Sciences, Skåne University Hospital, Lund University, SE-205 02 Malmö, Sweden. mahmoud.al-majdoub@med.lu.se.
Katharina HerzogCentre for Analysis and Synthesis, Department of Chemistry, Lund University, 223 62 Lund, Sweden. katharina.herzog@chem.lu.se.ORCID 0000-0003-1386-9656
Bledar DakaDepartment of Public Health and Community Medicine/Primary Health Care, The Sahlgrenska Academy, University of Gothenburg, 405 30 Göteborg, Sweden. bledar.daka@allmed.gu.se.
Martin MagnussonDepartment of Clinical Sciences, Lund University, 221 00 Malmö, Sweden. martin.magnusson@med.lu.se.ORCID 0000-0003-1710-5936
Lennart RåstamDepartment of Clinical Sciences in Malmö, Family and Community Medicine, Skåne University Hospital, Lund University, 205 02 Malmö, Sweden. lennart.rastam@med.lu.se.
Ulf LindbladDepartment of Public Health and Community Medicine/Primary Health Care, The Sahlgrenska Academy, University of Gothenburg, 405 30 Göteborg, Sweden. ulf.lindblad@gu.se.
Peter SpégelCentre for Analysis and Synthesis, Department of Chemistry, Lund University, 223 62 Lund, Sweden. peter.spegel@chem.lu.se.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The plasma metabolome is associated with multiple phenotypes and diseases. However, a systematic study investigating clinical determinants that control the metabolome has not yet been conducted. In the present study, therefore, we aimed to identify the major determinants of the plasma metabolite profile. We used ultra-high performance liquid chromatography (UHPLC) coupled to quadrupole time of flight mass spectrometry (QTOF-MS) to determine 106 metabolites in plasma samples from 2503 subjects in a cross-sectional study. We investigated the correlation structure of the metabolite profiles and generated uncorrelated metabolite factors using principal component analysis (PCA) and varimax rotation. Finally, we investigated associations between these factors and 34 clinical covariates. Our results suggest that liver function, followed by kidney function and insulin resistance show the strongest associations with the plasma metabolite profile. The association of specific phenotypes with several components may suggest multiple independent metabolic mechanisms, which is further supported by the composition of the associated factors.

Indexed as

acylcarnitinesbranched-chain amino acidsglomerular filtration rateinsulin resistancemetabolomics

Identifiers

PMID30445727
PMCPMC6316279

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.