Community prevalence of SARS-CoV-2 in England from April to November, 2020: results from the ONS Coronavirus Infection Survey

This analysis of 1,191,170 samples (5231 positive) found risk factors for testing positive varied substantially between the parts of the first wave and second wave of the pandemic captured in the study, and a substantial proportion of infections were in asymptomatic people.

The Lancet Public Health