Effectiveness of Contact Tracing

Angie SzumlinskiStudies

During 2020, mitigation of SARS-CoV-2 largely depended on non-pharmaceutical interventions such as physical distancing, hand hygiene, universal masking, isolation, and quarantine. Contact tracing and quarantine of exposed contacts are intended to limit the number of infected contacts and lessen the risk of transmission. Contact tracing is a resource-intensive, multi-step process with many potential steps at which persons with COVID-19 or …