Evidence map›Paper›PMID 38730424›Full record

SynthesisCritical care (London, England)2024

Incidence, risk factors and outcomes of nosocomial infection in adult patients supported by extracorporeal membrane oxygenation: a systematic review and meta-analysis.

Ali Ait Hssain, Amir Vahedian-Azimi, Abdulsalam Saif Ibrahim, Ibrahim Fawzy Hassan, Elie Azoulay, Michael Darmon

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Critical care (London, England), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 3 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

22 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  12. Infections in mechanical circulatory support.Frontiers in cardiovascular medicine · 2026
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Ali Ait HssainMedical Intensive Care Unit, Hamad General Hospital, Doha, Qatar.ORCID http://orcid.org/0000-0002-7764-5793
Amir Vahedian-AzimiTrauma Research Center, Nursing Faculty, Baqiyatallah University of Medical Sciences, Sheykh Bahayi Street, Vanak Square, P.O. Box 19575-174, Tehran, Iran. amirvahedian63@gmail.com.ORCID http://orcid.org/0000-0002-1678-7608
Abdulsalam Saif IbrahimMedical Intensive Care Unit, Hamad General Hospital, Doha, Qatar.ORCID http://orcid.org/0000-0003-1181-909X
Ibrahim Fawzy HassanMedical Intensive Care Unit, Hamad General Hospital, Doha, Qatar.ORCID http://orcid.org/0000-0002-0283-125X
Elie AzoulayMédecine Intensive et Réanimation, Hôpital Saint-Louis, Assistance Publique-Hôpitaux de Paris, University of Paris, Paris, France.ORCID http://orcid.org/0000-0002-8162-1508
Michael DarmonMédecine Intensive et Réanimation, Hôpital Saint-Louis, Assistance Publique-Hôpitaux de Paris, University of Paris, Paris, France.ORCID http://orcid.org/0000-0003-4198-8038

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAn increasing number of patients requires extracorporeal membrane oxygenation (ECMO) for life support. This supportive modality is associated with nosocomial infections (NIs). This systematic review and meta-analysis aim to assess the incidence and risk factors of NIs in adult.

methodsWe searched PubMed, Scopus, Web of Science, and ProQuest databases up to 2022. The primary endpoint was incidence of NI. Secondary endpoints included time to infection, source of infection, ECMO duration, Intensive care and hospital length of stay (LOS), ECMO survival and overall survival. Incidence of NI was reported as pooled proportions and 95% confidence intervals (CIs), while dichotomous outcomes were presented as risk ratios (RR) as the effective index and 95% CIs using a random-effects model.

resultsAmong the 4,733 adult patients who received ECMO support in the 30 included studies, 1,249 ECMO-related NIs per 1000 ECMO-days was observed. The pooled incidence of NIs across 18 studies involving 3424 patients was 26% (95% CI 14-38%).Ventilator-associated pneumonia (VAP) and bloodstream infections (BSI) were the most common NI sources. Infected patients had lower ECMO survival and overall survival rates compared to non-infected patients, with risk ratio values of 0.84 (95% CI 0.74-0.96, P = 0.01) and 0.80 (95% CI 0.71-0.90, P < 0.001), respectively.

conclusionResults showed that 16% and 20% lower of ECMO survival and overall survival in patients with NI than patients without NI, respectively. However, NI increased the risk of in-hospital mortality by 37% in infected patients compared with non-infected patients. In addition, this study identified the significant positive correlation between ECMO duration and ECMO-related NI.

Indexed as

Cross InfectionExtracorporeal Membrane OxygenationAdultHumansIncidenceRisk FactorsExtracorporeal membrane oxygenationIncidenceMeta-analysisNosocomial infectionPrevalenceRisk factors

Identifiers

PMID38730424
PMCPMC11088079

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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.