behaviors, frequent testing using pooled SARS-CoV-2 polymerase chain reaction testing,
and contact tracing. Among 10,265 students who received testing 68,913 times, 84 had
positive results. One half of infections were asymptomatic, and some had high viral loads.
Background The negative impact of continued school closures during the height of the
COVID-19 pandemic warrants the establishment of cost-effective strategies for surveillance
and screening to safely reopen and monitor for potential in-school transmission. Here, we
present a novel approach to increase the availability of repetitive and routine COVID-19
testing that may ultimately reduce the overall viral burden in the community. Methods We
implemented a testing program using the SalivaClear࣪ pooled surveillance method that …