EXPERT REACTION: Why are fully vaccinated people still catching COVID-19?
Not peer-reviewed: This work has not been scrutinised by independent experts, or the story does not contain research data to review (for example an opinion piece). If you are reporting on research that has yet to go through peer-review (eg. conference abstracts and preprints) be aware that the findings can change during the peer review process.
Opinion piece/editorial: This work is based on the opinions of the author(s)/institution.
Opinion piece/editorial: This work is based on the opinions of the author(s)/institution.
As the Delta variant becomes dominant around the world there are both international and Australian reports of fully vaccinated people still becoming infected with COVID-19. These so-called 'breakthrough infections" have raised questions about the effectiveness of the vaccines. Data from some countries with high vaccination rates are also now showing more weekly cases of COVID-19 in vaccinated people than in the unvaccinated - does this mean the vaccines aren't working? Below Australian experts respond.
Organisation/s: Australian Science Media Centre
Funder: N/A
News for:
Australia
NSW
QLD
SA
Media contact details for this story are only visible to registered journalists.
Expert Reaction
These comments have been collated by the Science Media Centre to provide a variety of expert perspectives on this issue. Feel free to use these quotes in your stories. Views expressed are the personal opinions of the experts named. They do not represent the views of the SMC or any other organisation unless specifically stated.
Professor Ian Marschner is a Professor of Biostatistics from the University of Sydney’s NHMRC Clinical Trials Centre