Pfizer and BioNTech say their COVID-19 vaccine is about 91 per cent effective at preventing the disease, citing updated trial data that included participants inoculated for up to six months.The new overall efficacy rate of 91.3 per cent is lower than the 95 per cent originally reported in NovemberThe drugmakers plan to submit for full US regulatory approval
While the new overall efficacy rate of 91.3 per cent is lower than the 95 per cent originally reported in November for its 44,000-person trial, a number of variants have become more prevalent around the world since then. Experts fear new variants of COVID-19 from South Africa and Brazil may be resistant to existing vaccines and treatment.
Considering the average flu vaccine has around the 50% effective mark covid vaccines are very promising.
Now 91.3% after variants? This could be a forever case of chasing a dogs tail here. So what happens after being vaccinated you fall into the 8.7% group living life as normal and don't know it? It'll end up being a roll of the dice scenario?
Despite a lack of clear evidence, former CDC Director Dr. Robert Redfield said in a CNN documentary clip released Friday that he believes the novel coronavirus began transmitting in fall 2019 and that the virus may have originated in a lab in China.
Good stats: 'While the new overall efficacy rate of 91.3 per cent is lower than the 95 per cent originally reported in November for its 44,000-person trial, a number of variants have become more prevalent around the world since then'