Graham Brady
Chair, Conservative Party 1922 Committee
To ask the Secretary of State for Health and Social Care, what account his Department is taking of the prevalence of false positive results when assessing the efficacy of covid-19 vaccines.
Nadhim Zahawi
Parliamentary Under-Secretary (Department for Business, Energy and Industrial Strategy), The Parliamentary Under-Secretary for Health and Social Care
Public Health England (PHE) is considering the impact of false positives on vaccine efficacy estimates, as part of its vaccine monitoring work. Several vaccine effectiveness studies, including PHE’s, use both repeat virology swabs and antibody testing to help exclude false positives.
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