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Information
21 November 2024: COVID-19 positivity metrics not updated

A technical issue has prevented UKHSA from updating COVID-19 positivity. Work is underway to resolve the issue and resume reporting as soon as possible. The data presented was last updated on 7 November 2024.

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RSV Percentage of positive PCR tests in last 7 days

Last updated on Monday, 1 July 2024 at 10:28am

Summary

Topic
RSV
Category
headline
API name
RSV_headline_positivityLatest

Rationale

Testing is required to identify cases of RSV

Definition

This metric shows the percentage of the total number of PCR tests for RSV taken in the last 7 days which had a positive result. Data is shown by the date that the test was taken (specimen date).

Methodology

Testing for RSV is performed using polymerase chain reaction (PCR) tests, which require processing in a laboratory Updates from DataMart are published in the UKHSA National Influenza and COVID-19 Surveillance Report on a Friday (weekly during influenza season and fortnightly in the summer months), and contains data up to the previous Sunday. Positivity is calculated as the count of number of PCR tests taken in the last 7 days up to and including the most recent date which had a positive result, divided by the total number of positive or negative PCR tests taken in the last 7 days up to and including the most recent date .

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