Evidence map›Paper›PMID 34602468›Full record

ArticleJournal of Alzheimer's disease : JAD2021

Recurring Gastrointestinal Infections Increase the Risk of Dementia.

Anne Fink, Gabriele Doblhammer, Gültekin Tamgüney

Open access · hybridAbstract read
In one paragraph

Article in Journal of Alzheimer's disease : JAD, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.9field-weighted citation impact, top 27% 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

9 citing papers in PubMed, 12 citations in OpenAlex.

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  9. The emerging role of the microbiome in Alzheimer's disease.International review of neurobiology · 2022
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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

3 authors at 2 institutions in 1 country.

Anne FinkGerman Center for Neurodegenerative Diseases (DZNE), Bonn, Germany.
Gabriele DoblhammerGerman Center for Neurodegenerative Diseases (DZNE), Bonn, Germany.
Gültekin TamgüneyInstitut für Biologische Informationsprozesse, Strukturbiochemie (IBI-7), Forschungszentrum Jülich GmbH, Jülich, Germany.
German Center for Neurodegenerative Diseases · DEForschungszentrum Jülich · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGastrointestinal infections cause significant health problems, including those affecting the immune, musculoskeletal, and nervous system, and are one of the leading causes for death worldwide. Recent findings suggest that microbiota of the gastrointestinal tract contribute to dementia.

objectiveIn this nested case-control study we investigated the role of common gastrointestinal infections on the subsequent risk of dementia.

methodsWe used a longitudinal sample of 202,806 individuals from health claims data of the largest German health insurer and applied a nested case-control design with 23,354 initial dementia cases between 2006 and 2014 and 23,354 matched controls. We used conditional logistic regression to compute odds ratios (ORs) for dementia and corresponding 95%confidence intervals (CIs), adjusting for potential confounders.

resultsThe risk of dementia was increased in patients with recurring incidences of quarters with diagnosed gastrointestinal infections when compared to the unexposed population (one quarter: OR = 1.49, 95%CI = 1.40-1.58; two quarters: OR = 1.70, 95%CI = 1.51-1.91; three or more quarters: OR = 1.64, 95%CI = 1.40-1.93), adjusted for potential confounders.

conclusionOur findings suggest that recurring gastrointestinal infections are associated with an increased risk of subsequent dementia.

Indexed as

DementiaGastrointestinal DiseasesAgedAged, 80 and overAlzheimer DiseaseCase-Control StudiesGastrointestinal MicrobiomeHumansMiddle AgedRisk FactorsAlzheimer’s diseasedementiagastrointestinal microbiomerisk

Identifiers

PMID34602468
PMCPMC8673498
OpenAlexW3204053759

What OpenQuestion holds

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LicenceCC BY-NC
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.