Eric Topol sur Twitter : “Just published NEJM Breakthrough infections in health care workers before and during the #Delta wave mRNA Vaccine effectiveness vs symptomatic infections dropped from 94% to 66% [95% CI 49,77]” / Twitter
▻https://twitter.com/EricTopol/status/1433172826819813376
Remember the primary endpoint of the clinical trials for covid vaccines was reduction in symptomatic infections. That’s what this is about.
It is NOT about protection from hospitalization or deaths, which is still well preserved by these vaccines at 6 months + Delta
Source;
Resurgence of #SARS-CoV-2 Infection in a Highly Vaccinated Health System Workforce | NEJM
▻https://www.nejm.org/doi/full/10.1056/NEJMc2112981