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Those 80% and higher efficacies are against symptomatic COVID and hospitalization. Not against getting infected and getting infectious. This efficacy was high i
by effie 5y ago
Those 80% and higher efficacies are against symptomatic COVID and hospitalization. Not against getting infected and getting infectious. This efficacy was high initially, but is reported to be decreasing, and currently at 40% for Pfizer [1]:
[1] https://www.axios.com/coronavirus-vaccines-pfizer-moderna-delta-biden-e9be4bb0-3d10-4f56-8054-5410be357070.html https://www.axios.com/coronavirus-vaccines-pfizer-moderna-de...
- ajross 5y agoThat study is still an outlier. But I repeat, because you don't seem to understand the point: even if it's that low, and even if transmissibility is completely unaffected, it means that an unvaccinated person will spread TWICE AS MANY CASES as a vaccinated one. That's the difference between a pandemic and a contained endemic disease right there. Get. Your. Vaccine.
- effie 5y ago40% efficacy for preventing spreading is quite poor. There are other strategies of similar or better efficacy for preventing spreading like limiting contact with people, using masks, vitamin D, being on ivermectin. If you were a marketing department of a pharma company selling vaccines for preventing spreading, you would not be very convincing.