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Household Severe Acute Respiratory Syndrome Coronavirus 2 Transmission and Children: A Network Prospective Study.
Soriano-Arandes, Antoni; Gatell, Anna; Serrano, Pepe; Biosca, Mireia; Campillo, Ferran; Capdevila, Ramon; Fàbrega, Anna; Lobato, Zulema; López, Núria; Moreno, Ana Mª; Poblet, Miriam; Riera-Bosch, Maria Teresa; Rius, Neus; Ruiz, Montserrat; Sánchez, Almudena; Valldepérez, Cinta; Vilà, Mònica; Pineda, Valentí; Lazcano, Uxue; Díaz, Yesika; Reyes-Urueña, Juliana; Soler-Palacín, Pere.
  • Soriano-Arandes A; Pediatric Infectious Diseases and Immunodeficiencies Unit, Hospital Universitari Valld'Hebron, Barcelona, Spain.
  • Gatell A; Equip Pediatria Territorial AltPenedès-Garraf, Barcelona, Spain.
  • Serrano P; Equip Pediatria Territorial AltPenedès-Garraf, Barcelona, Spain.
  • Biosca M; ABS Les Borges Blanques, Lleida, Spain.
  • Campillo F; Hospital d'Olot i Equip Pediàtric Territorial Garrotxa i Ripollès (EPTGiR), Girona, Spain.
  • Capdevila R; ABS Les Borges Blanques, Lleida, Spain.
  • Fàbrega A; EAP Figueres, Alt Empordà, Girona, Spain.
  • Lobato Z; Hospital Althaia Manresa, Barcelona, Spain.
  • López N; Hospital Universitari del Mar, Barcelona, Spain.
  • Moreno AM; EAP Ripollet, Barcelona, Spain.
  • Poblet M; Equip Territorial Pediàtric Sabadell Nord, Barcelona, Spain.
  • Riera-Bosch MT; EAP Vic Nord, Barcelona, Spain.
  • Rius N; Hospital Universitari San Joan de Reus, Tarragona, Spain.
  • Ruiz M; Hospital Universitari de Vic, Barcelona, Spain.
  • Sánchez A; CAP Les Hortes, Barcelona, Spain.
  • Valldepérez C; Equip Pediatria Territorial AltPenedès-Garraf, Barcelona, Spain.
  • Vilà M; EAP Horta, Barcelona, Spain.
  • Pineda V; Hospital Universitari Parc Taulí, Sabadell, Barcelona, Spain.
  • Lazcano U; Agencia de Qualitat i Avaluació Sanitaria de Catalunya, Catalan Agency for Quality and Health Assessment, Generalitat de Catalunya, Barcelona, Spain.
  • Díaz Y; Centre Estudis Epidemiològics sobre les Infeccions de Transmissió Sexual i Sida de Catalunya (CEEISCAT), Departament de Salut, Generalitat de Catalunya, Badalona, Spain.
  • Reyes-Urueña J; Institut d'Investigació Germans Trias i Pujol (IGTP), Badalona, Spain.
  • Soler-Palacín P; Centre Estudis Epidemiològics sobre les Infeccions de Transmissió Sexual i Sida de Catalunya (CEEISCAT), Departament de Salut, Generalitat de Catalunya, Badalona, Spain.
Clin Infect Dis ; 73(6): e1261-e1269, 2021 09 15.
Статья в английский | MEDLINE | ID: covidwho-1413797
ABSTRACT

BACKGROUND:

The role of children in household transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) remains unclear. We describe the epidemiological and clinical characteristics of children with coronavirus disease 2019 (COVID-19) in Catalonia, Spain, and investigate the household transmission dynamics.

METHODS:

A prospective, observational, multicenter study was performed during summer and school periods (1 July 2020-31 October 2020) to analyze epidemiological and clinical features and viral household transmission dynamics in COVID-19 patients aged <16 years. A pediatric index case was established when a child was the first individual infected. Secondary cases were defined when another household member tested positive for SARS-CoV-2 before the child. The secondary attack rate (SAR) was calculated, and logistic regression was used to assess associations between transmission risk factors and SARS-CoV-2 infection.

RESULTS:

The study included 1040 COVID-19 patients. Almost half (47.2%) were asymptomatic, 10.8% had comorbidities, and 2.6% required hospitalization. No deaths were reported. Viral transmission was common among household members (62.3%). More than 70% (756/1040) of pediatric cases were secondary to an adult, whereas 7.7% (80/1040) were index cases. The SAR was significantly lower in households with COVID-19 pediatric index cases during the school period relative to summer (P = .02) and compared to adults (P = .006). No individual or environmental risk factors associated with the SAR.

CONCLUSIONS:

Children are unlikely to cause household COVID-19 clusters or be major drivers of the pandemic, even if attending school. Interventions aimed at children are expected to have a small impact on reducing SARS-CoV-2 transmission.
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Полный текст: Имеется в наличии Коллекция: Международные базы данных база данных: MEDLINE Основная тема: SARS-CoV-2 / COVID-19 Тип исследования: Когортное исследование / Экспериментальные исследования / Наблюдательное исследование / Прогностическое исследование Пределы темы: Взрослые / Дети / Люди Язык: английский Журнал: Clin Infect Dis Тематика журнала: Инфекционные болезни Год: 2021 Тип: Статья Аффилированная страна: Cid

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Полный текст: Имеется в наличии Коллекция: Международные базы данных база данных: MEDLINE Основная тема: SARS-CoV-2 / COVID-19 Тип исследования: Когортное исследование / Экспериментальные исследования / Наблюдательное исследование / Прогностическое исследование Пределы темы: Взрослые / Дети / Люди Язык: английский Журнал: Clin Infect Dis Тематика журнала: Инфекционные болезни Год: 2021 Тип: Статья Аффилированная страна: Cid