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COVID Vaccines Cut Hospital Risk for Immunocompromised Adults
April 4, 2024
From September 2023 to February 2024, adults with weakened immune systems who had received an updated COVID-19 vaccine were about 1/3 less likely to be…
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The Westat Team Behind VISION’s Success
April 1, 2024
The VISION Vaccine Effectiveness Network, launched by the Centers for Disease Control and Prevention (CDC) in 2020, spurred a monumental shift in vaccine assessment, guiding…
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Elizabeth Rowley
Principal Statistical Associate
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Latest Data on Flu and COVID-19 Vaccine Effectiveness
March 1, 2024
Interim effectiveness estimates of the 2023-24 influenza and COVID-19 vaccines are now available in 2 VISION 2.0 Network papers, which have been published in the…
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VISION Vaccine Effectiveness Network: Why It Succeeded
September 11, 2023
With the emergency phase of the COVID-19 pandemic behind us, interest has grown in understanding why the VISION Vaccine Effectiveness (VE) Network, launched in 2020…
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Vaccination Protects Children From Serious COVID-19 Illness
August 22, 2023
New data gathered from July 2022-May 2023 show that children aged 6 months to 5 years who received the original COVID-19 vaccine and the updated…
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Isabel Trejos
Senior Research Associate
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Kathryn A. Myers
Senior Research Associate
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Martha Hering
Associate Vice President
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How can pooling health record data improve influenza research?
Using a virtual network, VISION, to investigate the risk of flu outcomes and vaccine effectiveness