November 19, 2020

Secondary Transmission of COVID-19 in Preschool and School Settings after Their Reopening in Northern Italy a Population-Based Study

Category: Article Summary

Topic: Transmission

Keywords (Tags): schools

• [Pre-print, not peer reviewed] An outbreak investigation in a group of schools in Italy from September to October 2020 detected an overall attack rate of 3.9%; 10 student and 2 teacher primary cases infected 39 secondary cases among 994 students included in the investigation. The attack rate in secondary schools was 6.6%, with the largest cluster of 22 secondary cases occurring in a middle school. Meanwhile, the attack rate in primary schools was 0.4%, with no secondary transmission occurring in early childhood educational settings.

Larosa et al. (Nov 18, 2020). Secondary Transmission of COVID-19 in Preschool and School Settings after Their Reopening in Northern Italy a Population-Based Study. Pre-print downloaded Nov 19 from https://doi.org/10.1101/2020.11.17.20229583