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Coronavirus: Disease Control

Question for Department of Health and Social Care

UIN 51954, tabled on 1 June 2020

To ask the Secretary of State for Health and Social Care, what data is used and how that data is obtained to calculate the reproductive (r) value for covid-19.

This answer is the replacement for a previous holding answer.

Answered on

9 June 2020

The process for formulating the R number is a complex one. The Scientific Pandemic Influenza Group on Modelling (SPI-M), which convenes once a week, builds a consensus on the value of R based on expert scientific advice from multiple academic groups. The Scientific Advisory Group for Emergencies then reviews this and provides advice to the Government on the latest R figure. More information on how R is calculated can be found at the following link:

Named day
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