Epidemiology of COVID-19 after Emergence of SARS-CoV-2 Gamma Variant, Brazilian Amazon, 2020–2021
Vanessa C. Nicolete, Priscila T. Rodrigues, Anderson R.J. Fernandes, Rodrigo M. Corder, Juliana Tonini, Lewis Buss, Flavia Cristina da Silva Sales, Nuno R. Faria, Éster Cerdeira Sabino, Márcia C. Castro, Marcelo U. Ferreira
Abstract
The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Gamma variant has been hypothesized to cause more severe illness than previous variants, especially in children. Successive SARS-CoV-2 IgG serosurveys in the Brazilian Amazon showed that age-specific attack rates and proportions of symptomatic SARS-CoV-2 infections were similar before and after Gamma variant emergence.
Topics & Concepts
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Coronavirus disease 2019 (COVID-19)Betacoronavirus2019-20 coronavirus outbreakAmazon rainforestCoronavirusEpidemiologyMedicineVirologySevere acute respiratory syndromeBiologyPathologyOutbreakDiseaseInfectious disease (medical specialty)EcologySARS-CoV-2 and COVID-19 ResearchSARS-CoV-2 detection and testingCOVID-19 Clinical Research Studies