Browsing by Subject "SARS-CoV-2"
Now showing items 1-11 of 11
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Antibody conversion rates to SARS-CoV-2 in saliva from children attending summer schools in Barcelona, Spain
(BMC Medicine, 2021)Background: Surveillance tools to estimate viral transmission dynamics in young populations are essential to guide recommendations for school opening and management during viral epidemics. Ideally, ... -
Efectos del consumo de tabaco en pacientes con COVID-19: estudio observacional
(2021-07-13)Objetivo: Conocer si existe relación entre el consumo de tabaco y los días de ingreso hospitalario en pacientes ingresados por COVID-19. Diseño: Estudio observacional analítico retrospectivo. Sujetos ... -
Incidence of SARS-CoV-2 Infection Among European Healthcare Workers and Effectiveness of the First Booster COVID-19 Vaccine, VEBIS HCW Observational Cohort Study, May 2021–May 2023
(Vaccines, 2024)Background: European countries have included healthcare workers (HCWs) among priority groups for COVID-19 vaccination. We established a multi-country hospital network to measure the SARS-CoV-2 incidence ... -
Individual prevention and containment measures in schools in Catalonia, Spain, and community transmission of SARS-CoV-2 after school re-opening
(PLoS One, 2022)Background: Despite their clear lesser vulnerability to COVID-19, the extent by which children are susceptible to getting infected by SARS-CoV-2 and their capacity to transmit the infection to other ... -
Low transmission of SARS-CoV-2 derived from children in family clusters: an observational study of family households in the Barcelona Metropolitan Area, Spain
(PLoS ONE, 2022)Background: Family clusters offer a good opportunity to study viral transmission in a stable setting. We aimed to analyze the specific role of children in transmission of SARS-CoV-2 within households. ... -
Mask wearing by COVID-19 index cases reduces SARS-CoV-2 transmission to household contacts
(Epidemiology and Infection, 2025-10-06)The objective of this study was to evaluate the impact on SARS-CoV-2 transmission prevention of mask wearing by index cases and their household contacts. A prospective study of SARS-CoV-2 transmission ... -
Methylprednisolone pulses plus tacrolimus in addition to standard of care vs. standard of care alone in patients with severe COVID-19. A randomized controlled trial
(Frontiers in Medicine, 2021)Introduction: Severe lung injury is triggered by both the SARS-CoV-2 infection and the subsequent host-immune response in some COVID-19 patients. Methods: We conducted a randomized, single-center, ... -
Non-pharmacological interventions during SARS-CoV-2 pandemic: effects on pediatric viral respiratory infections
(Archivos de Bronconeumología, 2024)Introduction: Viral lower respiratory tract infections frequently cause morbidity and mortality in children. The Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) pandemic led to isolation ... -
Pharmacogenomic study of SARS-CoV-2 treatments: identifying polymorphisms associated with treatment response in COVID-19 patients
(Biomedicines, 2025)Background/Objectives: The COVID-19 pandemic resulted in 675 million cases and 6.9 million deaths by 2022. Despite substantial declines in case fatalities following widespread vaccination campaigns, the ... -
Relative effectiveness of the second booster COVID-19 vaccines against laboratory confirmed SARS-CoV-2 infection in healthcare workers: VEBIS HCW VE cohort study (1 October 2022-2 May 2023)
(Vaccine, 2025)Introduction: Repeated COVID-19 booster vaccination was recommended in healthcare workers (HCWs) to maintain protection. We measured the relative vaccine effectiveness (rVE) of the second booster dose ... -
SARS-CoV-2 transmission in teenagers and young adults in Fútbol Club Barcelona’s multidisciplinary sports training academy
(European Journal of Pediatrics, 2023)Most studies, aimed at determining the incidence and transmission of SARS-CoV-2 in children and teenagers, have been developed in school settings. Our study conducted surveillance and inferred attack ...
