Viral load at diagnosis and influenza A H1N1 (2009) disease severity in children

To assess viral load at diagnosis (VLAD) as a biomarker of novel influenza disease severity, epidemiologic and clinical data of admitted patients <18 years old with Influenza A H1N1 (2009) infection and respiratory symptoms were prospectively collected in a single pediatric tertiary hospital, fro...

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Detalhes bibliográficos
Autores: Launes C, Garcia-Garcia JJ, Jordan I, Selva L, Rello J, Muñoz-Almagro C
Formato: artículo
Estado:Versión publicada
Fecha de publicación:2012
País:España
Recursos:Fundació Sant Joan de Déu
Repositorio:r-FSJD. Repositorio Institucional de Producción Científica de la Fundació Sant Joan de Déu
OAI Identifier:oai:fsjd.fundanetsuite.com:p1080
Acesso em linha:https://fsjd.fundanetsuite.com/Publicaciones/ProdCientif/PublicacionFrw.aspx?id=1080
Access Level:acceso abierto
Palavra-chave:Influenza
mechanical ventilation
pediatrics
respiratory insufficiency
viral load
Descrição
Resumo:To assess viral load at diagnosis (VLAD) as a biomarker of novel influenza disease severity, epidemiologic and clinical data of admitted patients <18 years old with Influenza A H1N1 (2009) infection and respiratory symptoms were prospectively collected in a single pediatric tertiary hospital, from weeks 3051 of 2009. Seventy patients were included. VLAD in children who had symptoms for =5 days was an accurate parameter distinguishing the patients who required mechanical ventilation (MV) from those who did not required it (area under the ROC curve: 0.73; P = 0.03). Having <4.5 log10 copies/ml with =5 days of symptoms was associated with a lower risk of requiring MV.