Evidence map›Paper›PMID 38706292›Full record

ArticleThe journal of prevention of Alzheimer's disease2024

Education as Risk Factor of Mild Cognitive Impairment: The Link to the Gut Microbiome.

M Klee, V T E Aho, P May, A Heintz-Buschart, Z Landoulsi, S R Jónsdóttir, C Pauly, L Pavelka, L Delacour, A Kaysen and 3 more

Abstract read
In one paragraph

Article in The journal of prevention of Alzheimer's disease, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 1 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

13 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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.

M KleeMatthias Klee, University of Luxembourg, Institute for Research on Socio-Economic Inequality, Department of Social Sciences, 11, Porte des Sciences, L-4366, Esch-sur-Alzett, Luxembourg, Mail: matthias.klee@uni.lu, Phone: +352 46 66 44 5161 .
V T E Aho
P May
A Heintz-Buschart
Z Landoulsi
S R Jónsdóttir
C Pauly
L Pavelka
L Delacour
A Kaysen
R Krüger
P Wilmes
A K Leist

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWith differences apparent in the gut microbiome in mild cognitive impairment (MCI) and dementia, and risk factors of dementia linked to alterations of the gut microbiome, the question remains if gut microbiome characteristics may mediate associations of education with MCI.

objectivesWe sought to examine potential mediation of the association of education and MCI by gut microbiome diversity or composition.

designCross-sectional study.

settingLuxembourg, the Greater Region (surrounding areas in Belgium, France, Germany).

participantsControl participants of the Luxembourg Parkinson's Study. MEASUREMENTS: Gut microbiome composition, ascertained with 16S rRNA gene amplicon sequencing. Differential abundance, assessed across education groups (0-10, 11-16, 16+ years of education). Alpha diversity (Chao1, Shannon and inverse Simpson indices). Mediation analysis with effect decomposition was conducted with education as exposure, MCI as outcome and gut microbiome metrics as mediators.

resultsAfter exclusion of participants below 50, or with missing data, n=258 participants (n=58 MCI) were included (M [SD] Age=64.6 [8.3] years). Higher education (16+ years) was associated with MCI (Odds ratio natural direct effect=0.35 [95% CI 0.15-0.81]. Streptococcus and Lachnospiraceae-UCG-001 genera were more abundant in higher education.

conclusionsEducation is associated with gut microbiome composition and MCI risk without clear evidence for mediation. However, our results suggest signatures of the gut microbiome that have been identified previously in AD and MCI to be reflected in lower education and suggest education as important covariate in microbiome studies.

Indexed as

Cognitive DysfunctionEducational StatusGastrointestinal MicrobiomeAgedCross-Sectional StudiesFemaleHumansLuxembourgMaleMiddle AgedRisk FactorsRNA, Ribosomal, 16SRNA, Ribosomal, 16SDementiaeducationgut microbiomemediationmild cognitive impairment

Identifiers

PMID38706292
PMCPMC11060993

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LicenceCC BY
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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.