Evidence map›Paper›PMID 35418098›Full record

ArticleCritical care (London, England)2022

Gut bacteriobiota and mycobiota are both associated with Day-28 mortality among critically ill patients.

Renaud Prevel, Raphaël Enaud, Arthur Orieux, Adrian Camino, Patrick Berger, Alexandre Boyer, Laurence Delhaes, Didier Gruson

Abstract read
In one paragraph

Article in Critical care (London, England), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

  1. Can We Identify Severe Dysbiosis at the Bedside?Critical care explorations · 2026
    Article
  2. Article
  3. The gut pathobiome: a new frontier in the management of the critically ill.Journal of critical care medicine (Universitatea de Medicina si Farmacie din Targu-Mures) · 2026
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  18. Claudin-2 upregulation enhances intestinal permeability, immune activation, dysbiosis, and mortality in sepsis.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  19. Novel Techniques and Models for Studying the Role of the Gut Microbiota in Drug Metabolism.European journal of drug metabolism and pharmacokinetics · 2024
    Review
  20. Article
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

8 authors.

Renaud PrevelMedical Intensive Care Unit, CHU Bordeaux, 33000, Bordeaux, France. renaud.prevel@hotmail.fr.ORCID 0000-0003-2942-7350
Raphaël EnaudCentre de Recherche Cardio-Thoracique de Bordeaux, Inserm UMR 1045, Univ Bordeaux, 33000, Bordeaux, France.
Arthur OrieuxMedical Intensive Care Unit, CHU Bordeaux, 33000, Bordeaux, France.
Adrian CaminoCentre de Recherche Cardio-Thoracique de Bordeaux, Inserm UMR 1045, Univ Bordeaux, 33000, Bordeaux, France.
Patrick BergerCentre de Recherche Cardio-Thoracique de Bordeaux, Inserm UMR 1045, Univ Bordeaux, 33000, Bordeaux, France.
Alexandre BoyerMedical Intensive Care Unit, CHU Bordeaux, 33000, Bordeaux, France.
Laurence DelhaesCentre de Recherche Cardio-Thoracique de Bordeaux, Inserm UMR 1045, Univ Bordeaux, 33000, Bordeaux, France.
Didier GrusonMedical Intensive Care Unit, CHU Bordeaux, 33000, Bordeaux, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionGut microbiota is associated with host characteristics such as age, sex, immune condition or frailty and is thought to be a key player in numerous human diseases. Nevertheless, its association with outcome in critically ill patients has been poorly investigated. The aim of this study is to assess the association between gut microbiota composition and Day-28 mortality in critically ill patients.

methodsRectal swab at admission of every patient admitted to intensive care unit (ICU) between October and November 2019 was frozen at - 80 °C. DNA extraction was performed thanks to QIAamp

resultsFifty-seven patients were consecutively admitted to ICU of whom 13/57 (23%) deceased and 44/57 (77%) survived. Bacteriobiota α-diversity was lower among non-survivors than survivors (Shannon and Simpson index respectively, p < 0.001 and p = 0.001) as was mycobiota α-diversity (respectively p = 0.03 and p = 0.03). Both gut bacteriobiota and mycobiota Shannon index were independently associated with Day-28 mortality in multivariate analysis (respectively OR: 0.19, 97.5 CI [0.04-0.60], p < 0.01 and OR: 0.29, 97.5 CI [0.09-0.75], p = 0.02). Bacteriobiota β-diversity was significantly different between survivors and non-survivors (p = 0.05) but not mycobiota β-diversity (p = 0.57). Non-survivors had a higher abundance of Staphylococcus haemolyticus, Clostridiales sp., Campylobacter ureolyticus, Akkermansia sp., Malassezia sympodialis, Malassezia dermatis and Saccharomyces cerevisiae, whereas survivors had a higher abundance of Collinsella aerofaciens, Blautia sp., Streptococcus sp., Faecalibacterium prausnitzii and Bifidobacterium sp.

conclusionThe gut bacteriobiota and mycobiota α diversities are independently associated with Day-28 mortality in critically ill patients. The causal nature of this interference and, if so, the underlying mechanisms should be further investigated to assess if gut microbiota modulation could be a future therapeutic approach.

Indexed as

Critical IllnessGastrointestinal MicrobiomeDNAHumansSurvivorsDNAIntensive care unitMicrobiotaMycobiota

Identifiers

PMID35418098
PMCPMC9007252

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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.