Evidence map›Paper›PMID 33874987›Full record

ArticleCritical care (London, England)2021

The impact of frailty on survival in elderly intensive care patients with COVID-19: the COVIP study.

Christian Jung, Hans Flaatten, Jesper Fjølner, Raphael Romano Bruno, Bernhard Wernly, Antonio Artigas, Bernardo Bollen Pinto, Joerg C Schefold, Georg Wolff, Malte Kelm and 18 more

Registry-linked trialOpen access · goldAbstract readMulticenter Study
In one paragraph

Article in Critical care (London, England), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04321265 (Outcomes and Prognostic Factors in Coronavirus Disease), which is not on this map. Cited by 87 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed, 3 pooled it
20.2field-weighted citation impact, top 1% 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.

NCT04321265 unknown statusnot on this map

Outcomes and Prognostic Factors in Coronavirus Disease (COVID-19) in Very Old Intensive Care Patients

TypeobservationalSponsorHeinrich-Heine University, DuesseldorfRan2020 to 2023Enrolled1,500ConditionsCOVID-19, Elderly Patients, Critical Illness, Survival
3 · Its place in the literature

Who cites it

87 citing papers in PubMed, 3 syntheses or guidelines pooled it, 186 citations in OpenAlex.

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  7. [Experiences from SARS-CoV-2 pandemic at UKSH Lübeck].Medizinische Klinik, Intensivmedizin und Notfallmedizin · 2026
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  19. Impact of frailty on long-term survival in patients discharged alive from hospital after an ICU admission with COVID-19.Critical care and resuscitation : journal of the Australasian Academy of Critical Care Medicine · 2024
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27 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

28 authors at 20 institutions in 17 countries.

Christian JungDepartment of Cardiology, Pulmonology and Vascular Medicine, Medical Faculty, Heinrich-Heine-University Duesseldorf, Moorenstraße 5, 40225, Duesseldorf, Germany. christian.jung@med.uni-duesseldorf.de.ORCID 0000-0001-8325-250X
Hans FlaattenDepartment of Clinical Medicine, University of Bergen, Bergen, Norway.
Jesper FjølnerDepartment of Intensive Care, Aarhus University Hospital, Aarhus, Denmark.
Raphael Romano BrunoDepartment of Cardiology, Pulmonology and Vascular Medicine, Medical Faculty, Heinrich-Heine-University Duesseldorf, Moorenstraße 5, 40225, Duesseldorf, Germany.
Bernhard WernlyDepartment of Cardiology, Paracelsus Medical University, Salzburg, Austria.
Antonio ArtigasDepartment of Intensive Care Medicine, CIBER Enfermedades Respiratorias, Corporacion Sanitaria Universitaria Parc Tauli, Autonomous University of Barcelona, Sabadell, Spain.
Bernardo Bollen PintoDepartment of Acute Medicine, Geneva University Hospitals, Geneva, Switzerland.
Joerg C SchefoldDepartment of Intensive Care Medicine, Inselspital, Universitätsspital, University of Bern, Bern, Switzerland.
Georg WolffDepartment of Cardiology, Pulmonology and Vascular Medicine, Medical Faculty, Heinrich-Heine-University Duesseldorf, Moorenstraße 5, 40225, Duesseldorf, Germany.
Malte KelmDepartment of Cardiology, Pulmonology and Vascular Medicine, Medical Faculty, Heinrich-Heine-University Duesseldorf, Moorenstraße 5, 40225, Duesseldorf, Germany.
Michael BeilDepartment of Medical Intensive Care, Hadassah University Medical Center, Jerusalem, Israel.
Sigal SviriDepartment of Medical Intensive Care, Hadassah University Medical Center, Jerusalem, Israel.
Peter Vernon van HeerdenGeneral Intensive Care Unit, Hadassah University Medical Center, Jerusalem, Israel.
Wojciech SzczeklikCenter for Intensive Care and Perioperative Medicine, Jagiellonian University Medical College, Krakow, Poland.
Miroslaw Czuczwar2nd Department of Anesthesiology and Intensive Care, Medical University of Lublin, Staszica 16, 20-081, Lublin, Poland.
Muhammed ElhadiFaculty of Medicine, University of Tripoli, Tripoli, Libya.
Michael JoannidisDivision of Intensive Care and Emergency Medicine, Department of Internal Medicine, Medical University Innsbruck, Innsbruck, Austria.
Sandra OeyenDepartment of Intensive Care 1K12IC, Ghent University Hospital, Ghent, Belgium.
Tilemachos ZafeiridisIntensive Care Unit General Hospital of Larissa, Larissa, Greece.
Brian MarshMater Misericordiae University Hospital, Dublin, Ireland.
Finn H AndersenDepartment of Anaesthesia and Intensive Care, Ålesund Hospital, Ålesund, Norway.
Rui MorenoUnidade de Cuidados Intensivos Neurocríticos e Trauma, Hospital de São José, Centro Hospitalar Universitário de Lisboa Central, Faculdade de Ciências Médicas de Lisboa, Nova Médical School, Lisbon, Portugal.
Maurizio CecconiDepartment of Anaesthesia, IRCCS Instituto Clínico Humanitas, Humanitas University, Milan, Italy.
Susannah LeaverGeneral Intensive Care, St George's University Hospitals NHS Foundation Trust, London, UK.
Ariane BoumendilSorbonne Universités, UPMC Univ Paris 06, INSERM, UMR_S 1136, Institut Pierre Louis d'Epidémiologie et de Santé Publique, Equipe: épidémiologie hospitalière qualité et organisation des soins, 75012, Paris, France.
Dylan W De LangeDepartment of Intensive Care Medicine, University Medical Center, University Utrecht, Utrecht, The Netherlands.
Bertrand GuidetSorbonne Universités, UPMC Univ Paris 06, INSERM, UMR_S 1136, Institut Pierre Louis d'Epidémiologie et de Santé Publique, Equipe: épidémiologie hospitalière qualité et organisation des soins, 75012, Paris, France.
COVIP study group
Heinrich Heine University Düsseldorf · DEHadassah Medical Center · ILInnsbruck Medical University · ATInserm · FRNorwegian University of Science and Technology · NOAarhus University Hospital · DKGhent University Hospital · BEHumanitas University · ITJagiellonian University · PLMater Misericordiae University Hospital · IEMedical University of Lublin · PLSt George’s University Hospitals NHS Foundation Trust · GBUniversitat Autònoma de Barcelona · ESUniversity Hospital of Geneva · CHUniversity Medical Center Utrecht · NLUniversity of Bern · CHUniversity of Tripoli · LYHaukeland University Hospital · NOHospital de São José · PTParacelsus Medical University · AT

Funding

European Union's Horizon Programme H2020-INFRAEOSC-05-2018-2019
6 · The paper itself

Abstract

backgroundThe COVID-19 pandemic has led highly developed healthcare systems to the brink of collapse due to the large numbers of patients being admitted into hospitals. One of the potential prognostic indicators in patients with COVID-19 is frailty. The degree of frailty could be used to assist both the triage into intensive care, and decisions regarding treatment limitations. Our study sought to determine the interaction of frailty and age in elderly COVID-19 ICU patients.

methodsA prospective multicentre study of COVID-19 patients ≥ 70 years admitted to intensive care in 138 ICUs from 28 countries was conducted. The primary endpoint was 30-day mortality. Frailty was assessed using the clinical frailty scale. Additionally, comorbidities, management strategies and treatment limitations were recorded.

resultsThe study included 1346 patients (28% female) with a median age of 75 years (IQR 72-78, range 70-96), 16.3% were older than 80 years, and 21% of the patients were frail. The overall survival at 30 days was 59% (95% CI 56-62), with 66% (63-69) in fit, 53% (47-61) in vulnerable and 41% (35-47) in frail patients (p < 0.001). In frail patients, there was no difference in 30-day survival between different age categories. Frailty was linked to an increased use of treatment limitations and less use of mechanical ventilation. In a model controlling for age, disease severity, sex, treatment limitations and comorbidities, frailty was independently associated with lower survival.

conclusionFrailty provides relevant prognostic information in elderly COVID-19 patients in addition to age and comorbidities. Trial registration Clinicaltrials.gov: NCT04321265 , registered 19 March 2020.

Indexed as

Critical CareAgedAged, 80 and overCOVID-19FemaleFrail ElderlyFrailtyHumansMalePrognosisProspective StudiesSurvival AnalysisCOVID-19ElderlyFrailtyOutcomePandemia

Identifiers

PMID33874987
PMCPMC8054503
OpenAlexW3135438978

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Registered trials

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.