Sunday, February 28, 2021
    Tags Big data

    Tag: big data

    NHS COVID app may have prevented 200,000-900,000 infections

    For every person who shared their positive test result with the app, an average of 4.4 people were alerted and told to self-isolate. Most alerts occurred during the second half of December when transmission rates increased, driven by the highly transmissible B117 variant.