Characteristics of Hospitalized Cases of Pertussis in Catalonia and Navarra, Two Regions in the North of Spain

Pertussis causes a large number of cases and hospitalizations in Catalonia and Navarra. We made a study of household cases of pertussis during 2012 and 2013 in order to identify risk factors for hospitalization in pertussis cases. Each primary case reported triggered the study of their contacts. Clo...

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Detalles Bibliográficos
Autores: Crespo, Inma, Todelo, Diana, Soldevila, Núria, Jordán García, Iolanda, Solano, Rubén, Castilla, Jesús, Caylà i Buqueras, Joan A., Godoy i García, Pere, Muñoz-Almagro, Carmen, Domínguez García, Àngela, Working Group on the Transmission of Pertussis in Households
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2015
País:España
Institución:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/102343
Acceso en línea:https://hdl.handle.net/2445/102343
Access Level:acceso abierto
Palabra clave:Vacunació
Malalts hospitalitzats
Tos
Tos ferina
Catalunya
Navarra
Vaccination
Hospital patients
Cough
Whooping cough
Catalonia
Navarre
Descripción
Sumario:Pertussis causes a large number of cases and hospitalizations in Catalonia and Navarra. We made a study of household cases of pertussis during 2012 and 2013 in order to identify risk factors for hospitalization in pertussis cases. Each primary case reported triggered the study of their contacts. Close contacts at home and people who were in contact for >2 hours during the transmission period of cases were included. The adjusted OR and 95% confidence intervals (CI) was calculated using logistic regression. A total of 1124 pertussis cases were detected, of which 14.9% were hospitalized. Inspiratory whoop (aOR: 1.64; CI: 1.02-2.65), apnoea (aOR: 2.47; CI: 1.51-4.03) and cyanosis (aOR: 15.51; CI: 1.87-128.09) were more common in hospitalized than in outpatient cases. Hospitalization occurred in 8.7% of correctly-vaccinated cases, 41.1% of non-vaccinated cases and 9.4% of partially-vaccinated cases. In conclusion, inspiratory whoop, apnoea and cyanosis were associated factors to hospitalization while vaccination reduced hospitalizations due to pertussis.