Evidence map›Paper›PMID 35238946›Full record

ArticleIntensive care medicine2022

Survival benefit of extracorporeal membrane oxygenation in severe COVID-19: a multi-centre-matched cohort study.

Stephen Whebell, Joe Zhang, Rebecca Lewis, Michael Berry, Stephane Ledot, Andrew Retter, Luigi Camporota

Erratum issuedAbstract readMulticenter Study
In one paragraph

Article in Intensive care medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

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

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Stephen WhebellDepartment of Adult Critical Care, Guy's and St Thomas' NHS Foundation Trust, London, UK. swhebell@gmail.com.ORCID http://orcid.org/0000-0002-2604-8657
Joe ZhangDepartment of Critical Care, King's College Hospital NHS Foundation Trust, London, UK.
Rebecca LewisDepartment of Adult Critical Care, Guy's and St Thomas' NHS Foundation Trust, London, UK.
Michael BerryDepartment of Critical Care, King's College Hospital NHS Foundation Trust, London, UK.
Stephane LedotDepartment of Adult Intensive Care, Royal Brompton and Harefield NHS Foundation Trust, London, UK.
Andrew RetterDepartment of Adult Critical Care, Guy's and St Thomas' NHS Foundation Trust, London, UK.
Luigi CamporotaDepartment of Adult Critical Care, Guy's and St Thomas' NHS Foundation Trust, London, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeExtracorporeal membrane oxygenation (ECMO) has become an established therapy for severe respiratory failure in coronavirus disease 2019 (COVID-19). The added benefit of receiving ECMO in COVID-19 remains uncertain. The aim of this study is to analyse the impact of receiving ECMO at specialist centres on hospital mortality.

methodsA multi-centre retrospective study was conducted in COVID-19 patients from 111 hospitals, referred to two specialist ECMO centres in the United Kingdom (UK) (March 2020 to February 2021). Detailed covariate data were contemporaneously curated from electronic referral systems. We analysed added benefit of ECMO treatment in specialist centres using propensity score matching techniques.

results1363 patients, 243 receiving ECMO, were analysed. The best matching technique generated 209 matches, with a marginal odds ratio (OR) for mortality of 0.44 (95% CI 0.29-0.68, p < 0.001) and absolute mortality reduction of 18.2% (44% vs 25.8%, p < 0.001) for treatment with ECMO in a specialist centre.

conclusionWe found ECMO provided at specialist centres conferred significant survival benefit. Where resources and specialism allow, ECMO should be widely offered.

Indexed as

COVID-19Extracorporeal Membrane OxygenationRespiratory Distress SyndromeCohort StudiesHumansRetrospective StudiesARDSCOVID-19ECMOSevere respiratory failure

Identifiers

PMID35238946
PMCPMC8892395

What OpenQuestion holds

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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.