2024 No COVID-19 infections in English schools and the households of students and staff 2020-21: a self-controlled case-series analysis https://doi.org/10.1093/ije/dyae105 McClenaghan, Elliot Europe Epidemiological Observational Students Staff Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Viruses COVID-19 Coronavirus SARS-CoV-2 Schools Self-controlled case-series Transmission Using a self-controlled case-series approach, this study examined COVID-19 incidence among English schoolchildren and staff, showing elevated infection risk near household cases, particularly among younger students and during the alpha variant period. 2024