HDR UK Gateway
HDR Gateway logo

Bookmarks

REal-time Assessment of Community Transmission (REACT-1)

Population Size

3,382,490

People

Population Size statistic card

Years

2020 - 2022

Years statistic card

Associated BioSamples

None/not available

Associated BioSamples statistic card

Geographic coverage

United Kingdom

England

Geographic coverage statistic card

Lead time

Variable

Lead time statistic card

Summary

REal-time Assessment of Community Transmission (REACT-1) measured the prevalence of SARS-CoV-2 in the general population in England between May 2020 and March 2022. Each month, around 150,000 people completed a questionnaire and returned a PCR test.

Documentation

REal-time Assessment of Community Transmission (REACT-1) is one of the largest population surveillance studies in the world. It started in April 2020 to measure the prevalence of SARS-CoV-2 in the general population in England. Each month around 150,000 people completed a questionnaire and returned a PCR test.

The study tracked the progress of infection across England. It was commissioned by the Department of Health and Social Care and was carried out between April 2020 and April 2022 in partnership with Imperial College Healthcare NHS Trust and Ipsos MORI.

The partner study, REal-time Assessment of Community Transmission (REACT-2), started in May 2020 to determine the prevalence of and trends in antibodies levels in study participants. This study is also described in the Innovation Gateway.

For further information and the study questionnaires, please see the REACT study website.

We present the full meta-data catalogue in the Innovation Gateway. Researchers external to Imperial College London can apply to access subsets of anonymised data from REACT participants. To access the full REACT dataset on Imperial's TRE, researchers require an affiliation or collaboration with Imperial College London.

REACT has a data sharing agreement with NHS England, details of which can be found under agreement DARS-NIC-431352-G7F1M-v2.2 via https://digital.nhs.uk/services/data-access-request-service-dars/data-uses-register

Dataset type

Dataset population size

3382490

Keywords

Observations

Observed Node

Disambiguating Description

Measured Value

Measured Property

Observation Date

Persons

General population

3382490

3,382,490

30 May 2022

Provenance

Purpose of dataset collection

Research cohort

Source of data extraction

Electronic survey

Collection source setting

Home

Image contrast

Not stated

Biological sample availability

None/not available

Structural Metadata

Details

Publishing frequency

Static

Version

2.0.0

Modified

08/10/2024

Citation Requirements

Imperial College London

Coverage

Start date

30/04/2020

End date

30/03/2022

Time lag

Not applicable

Geographic coverage

United Kingdom, England

Minimum age range

18

Maximum age range

100

Follow-up

Continuous

Accessibility

Language

en

Controlled vocabulary

LOCAL

Format

other/xlsx

Data Access Request

Dataset pipeline status

Not available

Time to dataset access

Variable

Access method category

Varies based on project

Jurisdiction

GB-ENG

Data use limitation

Institution-specific restrictions,Research-specific restrictions

Data use requirements

Disclosure control,Ethics approval required,Project-specific restrictions,Institution-specific restrictions,User-specific restriction

Data Controller

Imperial College London &ampampampampampamp Department of Health and Social Care

Dataset Types: Health and disease


Collection Sources: Home