Research and analysis

The Canna model

Assessing the impact of NHS Test and Trace on COVID-19 transmission: June 2020 to April 2021.

Documents

The Canna model: assessing the impact of NHS Test and Trace on COVID-19 transmission

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The Canna model: explainer

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The Canna model: data

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Details

This report estimates the impact directly attributable to NHS Test and Trace by comparing to a counterfactual scenario which assumes that all individuals who tested with suspected coronavirus (COVID-19) symptoms would self-isolate without ever taking a test, together with their household contacts.

Published 13 September 2021