January 16, 2015

GHRI answers why it's been a hard year for influenza vaccines


On January 15, 2015, the Centers for Disease Control and Prevention (CDC) published early estimates of the 2014/15 influenza vaccine’s ability to prevent influenza (the flu), using data from Group Health and four other sites across the United States: Early Estimates of Seasonal Influenza Vaccine Effectiveness. The results aren’t very promising.

In this post, GHRI's Dr. Michael Jackson breaks down what the results mean and what we can learn from them. In science-speak, we found that “(vaccine effectiveness) against medically attended (acute respiratory illness) attributable to influenza A and B virus infections was 23 percent.”

Read the full article in News and Events.