Update following statement by NIAID on AZD1222 US Phase III trial data
The numbers published yesterday were based on a pre-specified interim analysis with a data cut-off of 17 February. We have reviewed the preliminary assessment of the primary analysis and the results were consistent with the interim analysis. We are now completing the validation of the statistical analysis. We will immediately engage with the independent data safety monitoring board (DSMB) to share our primary analysis with the most up to date efficacy