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COVID-19 vaccines: What does 95% efficacy actually mean?

COVID-19 vaccines: What does 95% efficacy actually mean?

livescience.com

4.6K views · 126 reactions | The first big real-world study of the Pfizer/BioNTech vaccine to be independently reviewed shows the shot is 94% effective at preventing COVID-19, in a potentially landmark moment for countries desperate to end lockdowns and reopen economies https://reut.rs/3bDTDxd | Reuters | Facebook

4.6K views · 126 reactions | The first big real-world study of the Pfizer/…

4.7K views1 month ago

FacebookReuters

Moderna has reported that its Covid vaccine efficacy rate is consistent across age, race, ethnicity and gender demographics. The vaccine also has 100% success rate in preventing severe cases, it said. Epidemiologist Dr Eric Fiegl Ding talks with NDTV about the next challenge -- vaccine delivery. | NDTV

Moderna has reported that its Covid vaccine efficacy rate is consistent …

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Pfizer says coronavirus vaccine is 90 percent effective in clinical tests

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