Impact of delays on effectiveness of contact tracing strategies for COVID-19: a modelling study

Lancet Public Health
Aug 2020 Volume 5 Number 8 e414-e459
https://www.thelancet.com/journals/lanpub/issue/current

 

Articles
Impact of delays on effectiveness of contact tracing strategies for COVID-19: a modelling study
Mirjam E Kretzschmar, Ganna Rozhnova, Martin C J Bootsma, Michiel van Boven, Janneke H H M van de Wijgert, Marc J M Bonten
In countries with declining numbers of confirmed cases of COVID-19, lockdown measures are gradually being lifted. However, even if most physical distancing measures are continued, other public health measures will be needed to control the epidemic. Contact tracing via conventional methods or mobile app technology is central to control strategies during de-escalation of physical distancing. We aimed to identify key factors for a contact tracing strategy to be successful…