Evidence map›Paper›PMID 36244970›Full record

ArticleBMC medicine2022

Depression and fatigue in active IBD from a microbiome perspective-a Bayesian approach to faecal metagenomics.

Anne Kerstin Thomann, Torsten Wüstenberg, Jakob Wirbel, Laura-Louise Knoedler, Philipp Arthur Thomann, Georg Zeller, Matthias Philip Ebert, Stefanie Lis, Wolfgang Reindl

Abstract read
In one paragraph

Article in BMC medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 2 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

38 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  9. Fatigue in inflammatory bowel disease: Mechanisms, assessment, and management strategies.Saudi journal of gastroenterology : official journal of the Saudi Gastroenterology Association · 2026
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  18. International journal of molecular sciences · 2025
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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

9 authors.

Anne Kerstin ThomannDepartment of Medicine II, University Medical Centre Mannheim, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany. anne.thomann@umm.de.ORCID 0000-0002-7964-4284
Torsten WüstenbergDepartment of Medicine II, University Medical Centre Mannheim, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
Jakob WirbelEuropean Molecular Biology Laboratory, Structural and Computational Biology Unit, Heidelberg, Germany.ORCID 0000-0002-4073-3562
Laura-Louise KnoedlerDepartment of Medicine II, University Medical Centre Mannheim, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
Philipp Arthur ThomannCenter for Mental Health, Odenwald District Healthcare Centre, Erbach, Germany.
Georg ZellerEuropean Molecular Biology Laboratory, Structural and Computational Biology Unit, Heidelberg, Germany.ORCID 0000-0003-1429-7485
Matthias Philip EbertDepartment of Medicine II, University Medical Centre Mannheim, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
Stefanie LisDepartment of Clinical Psychology, Central Institute of Mental Health, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
Wolfgang ReindlDepartment of Medicine II, University Medical Centre Mannheim, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundExtraintestinal symptoms are common in inflammatory bowel diseases (IBD) and include depression and fatigue. These are highly prevalent especially in active disease, potentially due to inflammation-mediated changes in the microbiota-gut-brain axis. The aim of this study was to investigate the associations between structural and functional microbiota characteristics and severity of fatigue and depressive symptoms in patients with active IBD.

methodsWe included clinical data of 62 prospectively enrolled patients with IBD in an active disease state. Patients supplied stool samples and completed the questionnaires regarding depression and fatigue symptoms. Based on taxonomic and functional metagenomic profiles of faecal gut microbiota, we used Bayesian statistics to investigate the associative networks and triangle motifs between bacterial genera, functional modules and symptom severity of self-reported fatigue and depression.

resultsAssociations with moderate to strong evidence were found for 3 genera (Odoribacter, Anaerotruncus and Alistipes) and 3 functional modules (pectin, glycosaminoglycan and central carbohydrate metabolism) with regard to depression and for 4 genera (Intestinimonas, Anaerotruncus, Eubacterium and Clostridiales g.i.s) and 2 functional modules implicating amino acid and central carbohydrate metabolism with regard to fatigue.

conclusionsThis study provides the first evidence of association triplets between microbiota composition, function and extraintestinal symptoms in active IBD. Depression and fatigue were associated with lower abundances of short-chain fatty acid producers and distinct pathways implicating glycan, carbohydrate and amino acid metabolism. Our results suggest that microbiota-directed therapeutic approaches may reduce fatigue and depression in IBD and should be investigated in future research.

Indexed as

Inflammatory Bowel DiseasesMicrobiotaAmino AcidsBayes TheoremDepressionFatigueFecesGlycosaminoglycansHumansMetagenomicsPectinsAmino AcidsGlycosaminoglycansPectinsBrain-gut axisDepressionFatigueInflammatory bowel diseasesMicrobiome

Identifiers

PMID36244970
PMCPMC9575298

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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.