Levels of neutralizing antibody to prevent omicron infection reduced and vaccine efficacy against severe disease predicted to drop says new report.
Dec 17, 2021
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The pandemic has brought many tricky terms and ideas from epidemiology into everyone's lives. Two particularly complicated concepts are vaccine efficacy and effectiveness. These are not the same thing. And as time goes on ...
Dec 16, 2021
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The Omicron coronavirus variant is more transmissible than the Delta strain and reduces vaccine efficacy but causes less severe symptoms according to early data, the World Health Organization said Sunday.
Dec 12, 2021
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No one knows how effective vaccines will be in stopping people catching the newly discovered and fast-spreading Omicron variant of COVID-19 or how well they will protect against severe illness.
Dec 4, 2021
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Pfizer and BioNTech said Monday their COVID-19 vaccine remained 100 percent effective in children 12 to 15 years old, four months after the second dose.
Nov 22, 2021
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The United States is set to become the latest country to widen COVID booster eligibility beyond the immunocompromised, elderly and high risk.
Nov 18, 2021
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For low- and middle-income countries, a COVID-19 vaccination program built on prompt procurement, effective on-the-ground distribution, and a rapid pace of vaccination (the total number of doses given daily) is likely to ...
Oct 29, 2021
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When new Emory University faculty member Natalie Dean posted a primer on Twitter last year to demystify vaccine efficacy, she earned herself a fanbase outside the scientific community. Biostatisticians like Dean are challenged ...
Oct 22, 2021
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An expert review by an international group of scientists, including some at the WHO and FDA, concludes that, even for the delta variant, vaccine efficacy against severe COVID is so high that booster doses for the general ...
Sep 13, 2021
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As a medical student working with Alberta Health Services to vaccinate people against COVID-19, I have been asked my fair share of questions about the COVID-19 vaccines—from the need for booster doses to rare side effects.
Sep 2, 2021
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