Research and analysis

September 2025 report delayed to later this month (originally to be published 12 February 2026)

Updated 12 February 2026

Applies to England

Our quality assurance process has identified some data quality issues with the latest data from the maternal vaccination programme that need to be referred back to the GP IT supplier providing the data. We are prioritising the rectification of these issues and will announce a revised release date once we have greater confidence in the data.