Article (Scientific journals)
Immunological sub-phenotypes and response to convalescent plasma in COVID-19 induced ARDS: a secondary analysis of the CONFIDENT trial.
Misset, Benoît; Diep, Anh Nguyet; BERTRAND, Axelle et al.
2024In Annals of Intensive Care, 14 (1), p. 160
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Keywords :
ARDS; COVID-19; Convalescent plasma; Immune response; Phenotypes
Abstract :
[en] [en] BACKGROUND: Convalescent plasma (CP) reduced the mortality in COVID-19 induced ARDS (C-ARDS) patients treated in the CONFIDENT trial. As patients are immunologically heterogeneous, we hypothesized that clusters may differ in their treatment responses to CP. METHODS: We measured 20 cytokines, chemokines and cell adhesion markers using a multiplex technique at the time of inclusion in the CONFIDENT trial in patients of centers having accepted to participate in this secondary study. We performed descriptive statistics, unsupervised hierarchical cluster analysis, and examined the association between the clusters and CP effect on day-28 mortality. RESULTS: Of the 475 patients included in CONFIDENT, 391 (82%) were sampled, and 196/391 (50.1%) had been assigned to CP. We identified four sub-phenotypes representing 89 (22.8%), 178 (45.5%), 38 (9.7%), and 86 (22.0%) patients. The most contributing biomarkers in the principal component analysis were IL-1β, IL-12p70, IL-6, IFN-α, IL-17A, IFN-γ, IL-13, TFN-α, total IgG, and CXCL10. Sub-phenotype-1 displayed a lower immune response, sub-phenotype-2 a higher adaptive response, sub-phenotype-3 the highest innate antiviral, pro and anti-inflammatory response, and adhesion molecule activation, and sub-phenotype-4 a higher pro and anti-inflammatory response, migration protein and adhesion molecule activation. Sub-phenotype-2 and sub-phenotype-4 had higher severity at the time of inclusion. The effect of CP treatment on mortality appeared higher than standard care in each sub-phenotype, without heterogeneity between sub-phenotypes (p = 0.97). CONCLUSION: In patients with C-ARDS, we identified 4 sub-phenotypes based on their immune response. These sub-phenotypes were associated with different clinical profiles. The response to CP was similar across the 4 sub-phenotypes. TRIAL REGISTRATION: Ethics Committee of the University Hospital of Liège CE 2020/239. CLINICALTRIALS: gov NCT04558476. Registered 2020-09-11, https://www. CLINICALTRIALS: gov/study/NCT04558476 .
Disciplines :
Anesthesia & intensive care
Author, co-author :
Misset, Benoît  ;  Université de Liège - ULiège > Département des sciences cliniques > Soins intensifs
Diep, Anh Nguyet  ;  Université de Liège - ULiège > Santé publique : de la Biostatistique à la Promotion de la Santé
BERTRAND, Axelle ;  Centre Hospitalier Universitaire de Liège - CHU > > Service des soins intensifs
Piagnerelli, Michael;  Department of Intensive Care Medicine, Marie-Curie University Hospital, Université Libre de Bruxelles, Charleroi, Belgium
Hoste, Eric;  Department of Intensive Care Medicine, University Hospital, Ghent, Belgium
Michaux, Isabelle;  Department of Intensive Care, Université Catholique de Louvain, CHU UCL Namur, Yvoir, Belgium
De Waele, Elisabeth;  Department of Clinical Nutrition, Vrije Universiteit Brussel Brussels University Hospital, Jette, Belgium
Dumoulin, Alexander;  Department of Intensive Care Medicine, Delta General Hospital, Roeselare, Belgium
Jorens, Philippe G;  Department of Intensive Care Medicine, Antwerp University Hospital, University of Antwerp, LEMP, Edegem, Belgium
van der Hauwaert, Emmanuel;  Department of Intensive Care Medicine, Imelda General Hospital, Bonheiden, Belgium
Vallot, Frédéric ;  Université de Liège - ULiège > Département des sciences cliniques > Médecine interne générale ; Department of Intensive Care Medicine, Wallonie Picarde General Hospital, Tournai, Belgium
Swinnen, Walter;  Department of Intensive Care Medicine, Sint Blasius General Hospital, Dendermonde, Belgium
De Schryver, Nicolas;  Department of Intensive Care Medicine, Saint-Pierre Medical Clinic, Ottignies, Belgium
de Mey, Nathalie;  Department of Intensive Care Medicine, OLV General Hospital, Aalst, Belgium
LAYIOS, Nathalie  ;  Centre Hospitalier Universitaire de Liège - CHU > > Service des soins intensifs
Mesland, Jean-Baptiste;  Department of Intensive Care Medicine, Saint-Luc University Hospital, Brussels, Belgium
Robinet, Sébastien ;  Université de Liège - ULiège > Département des sciences cliniques
Cavalier, Etienne  ;  Université de Liège - ULiège > Département de pharmacie > Chimie médicale
Donneau, Anne-Françoise  ;  Université de Liège - ULiège > Département des sciences de la santé publique
Moutschen, Michel  ;  Université de Liège - ULiège > GIGA > GIGA I3 - Immunology & Infectious Diseases
Laterre, Pierre-François;  Department of Intensive Care Medicine, Mons-Hainaut Regional Hospital, Mons, Belgium
More authors (11 more) Less
Language :
English
Title :
Immunological sub-phenotypes and response to convalescent plasma in COVID-19 induced ARDS: a secondary analysis of the CONFIDENT trial.
Publication date :
21 October 2024
Journal title :
Annals of Intensive Care
eISSN :
2110-5820
Publisher :
Springer Science and Business Media LLC, Germany
Volume :
14
Issue :
1
Pages :
160
Peer reviewed :
Peer Reviewed verified by ORBi
Funders :
KCE - Belgian Health Care Knowledge Centre
AXA Research Fund
ULiège - Université de Liège
Available on ORBi :
since 22 November 2024

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