Secondary transmission of COVID-19 in preschool and school settings in northern Italy after their reopening in September 2020: a population-based study
Elisabetta Larosa, Olivera Djurić, Mariateresa Cassinadri, Silvia Cilloni, Eufemia Bisaccia, Massimo Vicentini, Francesco Venturelli, Paolo Giorgi Rossi, Patrizio Pezzotti, Emanuela Bedeschi, the Reggio Emilia Covid-19 Working Group
Abstract
We report epidemiological investigations of transmission of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in 41 classes of 36 schools in Reggio Emilia province, northern Italy, from their reopening on 1 September to 15 October 2020. The overall secondary case attack rate was 3.2%, reaching 6.6% in middle and high schools. More timely isolation and testing of classmates could be effective in reducing virus transmission in this setting.
Topics & Concepts
Coronavirus disease 2019 (COVID-19)Transmission (telecommunications)Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)EpidemiologyNorthern italy2019-20 coronavirus outbreakMedicineIsolation (microbiology)CoronavirusPopulationPediatricsTransmission rateGeographyVirologyEnvironmental healthBiologyOutbreakPathologyBusinessEngineeringEconomic policyEuropean unionInternal medicineInfectious disease (medical specialty)MicrobiologyDiseaseElectrical engineeringCOVID-19 epidemiological studiesCOVID-19 and Mental HealthCOVID-19 Clinical Research Studies