Independent report

REACT-1 study of coronavirus transmission: October 2021 interim results

Interim results of real-time assessment of community transmission of coronavirus (COVID-19) during October 2021.

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Details

REACT-1 is the largest population surveillance study being undertaken in England that examines the prevalence of the virus causing COVID-19 in the general population. It uses test results and feedback from over 150,000 participants each month.

The study focuses on national, regional and local areas, as well as:

  • age
  • sex
  • ethnicity
  • socio-economic factors
  • employment type
  • contact with known cases
  • symptoms
  • other factors

The findings will provide the government with a better understanding of the virus鈥檚 transmission and the risks associated with different population subgroups throughout England. This will inform government policies to protect health and save lives.

Read the press notice accompanying these findings.

Updates to this page

Published 4 November 2021
Last updated 12 November 2021 show all updates
  1. Added link to press release.

  2. First published.

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