1. Multisystem inflammatory syndrome in children during the COVID-19 waves: data from the Juvenile Inflammatory Rheumatism cohort
- Author
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Robin Kechiche, Charlotte Borocco, Fanny Bajolle, Alexandre Belot, Sylvaine Poignant, Noémie Lachaume, Lucas Percheron, Ulrich Meinzer, Clara Mertes, Véronique Despert, Luc Morin, Virginie Lambert, Perrine Dusser, Nassima Matsa, Véronique Hentgen, Isabelle Kone-Paut, and Caroline Galeotti
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multisystem inflammatory syndrome in children ,COVID-19 ,waves of COVID-19 ,epidemiology ,myocarditis ,Pediatrics ,RJ1-570 - Abstract
IntroductionMultisystem inflammatory syndrome in children (MIS-C) is a new condition that first appeared in children and adolescents during the COVID-19 pandemic. We aimed to describe the diagnostic course, clinical and biological manifestations, and treatment of MIS-C during the first three COVID-19 waves.MethodsWe extracted patient data from the Juvenile Inflammatory Rheumatism (JIR) cohort. We analyzed data for patients meeting the World Health Organization diagnostic criteria for MIS-C from the start of the COVID-19 pandemic from March 2020 to June 30, 2021. We then compared data for patients in wave one to those in waves two and three.ResultsWe identified 136 patients with MIS-C. The median age decreased but not significantly during the waves, from 9.9 years to 7.3 years (p = 0.105). Boys represented 52.2% (n = 71) of patients, and 46% (n = 41) of patients originated from sub-Saharan Africa (p
- Published
- 2023
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