Elderly couple wearing masks


The Real-time Assessment of Community Transmission (REACT) programme is the largest, most significant piece of research looking at how the virus is spreading across the country.
 

The study was commissioned by the Department of Health and Social Care and carried out by a world-class team of scientists, clinicians and researchers at Imperial College London, Imperial College Healthcare NHS Trust and Ipsos MORI.

REACT study findings 

REACT-1 round 6 updated report: high prevalence of SARS-CoV-2 swab positivity with reduced rate of growth in England at the start of November 2020

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29 October - High prevalence of SARS-CoV-2 swab positivity and increasing R number in England during October 2020: REACT-1 round 6 interim report

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27 October 2020 - Declining prevalence of antibody positivity to SARS-CoV-2: a community study of 365,000 adults

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REACT-1: Summary of sample extraction and fieldwork dates, and response rates, by round

9 October 2020 - High and increasing prevalence of SARS-CoV-2 swab positivity in England during end September beginning October 2020: REACT-1 round 5 updated report

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1 October 2020 - High prevalence of SARS-CoV-2 swab positivity in England during September 2020: interim report of round 5 of REACT-1 study

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11 September 2020 - Resurgence of SARS-CoV-2 in England: detection by community antigen surveillance

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13 August 2020 - Laboratory Evaluation of SARS-CoV-2 Lateral Flow Assays for use in a national COVID-19 sero-prevalence survey

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12 August 2020 - Antibody prevalence for SARS-CoV-2 following the peak of the pandemic in England: REACT2 study in 100,000 adults

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12 August 2020 - Usability and acceptability of home-based self-testing for SARS-CoV-2 antibodies for population surveillance

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6 August 2020 - Transient dynamics of SARS-CoV-2 as England exited national lockdown

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11 July 2020 - Community prevalence of SARS-CoV-2 virus in England during May 2020: REACT study

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