COVID-19 Media

23

Feb, 2021

What does 95% COVID-19 vaccine efficacy really mean?

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Author: Piero Olliaro Published in: The Lancet Introduction: It is imperative to dispel any ambiguity about how vaccine efficacy shown in trials translates into protecting individuals and populations. The mRNA-based Pfizer1,2 and Moderna3 vaccines were shown to have 94–95% efficacy in preventing symptomatic COVID-19, calculated as 100 × (1 minus the attack rate with vaccine divided by the attack rate with placebo). It means that in a population such as the one enrolled in the trials, with a cumulated COVID-19 attack rate over a period of 3 months of about […]

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26

Jan, 2021

Prof. Timo Vesikari talks to us about COVID-19 vaccines and children

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In December 2020 Penta held its annual Scientific Meeting. Despite the unusual get together due to COVID-19, we shared great science together. Among the experts invited was Timo Vesikari, a vaccine specialist who provided an insightful overview of the current scenario around COVID-19 vaccine development. He agreed to an interview with us and shed some light on our understanding of COVID-19 vaccines and how they impact children. Read the interview here

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