Claim: The Pfizer COVID-19 vaccine was only ever 0.86 per cent effective - not 95 per cent as claimed by the pharmaceutical company.
Fact-check: Pfizer vaccine claim misleads on efficacy measures
Verdict: misleading. the two percentages relate to different measures of efficacy. experts say the 95 per cent figure is more relevant in gauging real-world effectiveness.
Organisation: Australian Associated Press
Author: Kate Atkinson
Date published: 2023-07-13T00:00:00