Efficacy of contact tracing for the containment of the 2019 novel coronavirus (COVID-19)

Objective Contact tracing is a central public health response to infectious disease outbreaks, especially in the early stages of an outbreak when specific treatments are limited. Importation of novel coronavirus (COVID-19) from China and elsewhere into the UK highlights the need to understand the impact of contact tracing as a control measure. Design Detailed survey information on social encounters from over 5800 respondents is coupled to...