MARCH 30, 2017

High-Dose Flu Vaccine More Effective at Preventing Death in Seniors With H3N2 Flu

By Ethan Covey

According to a new study, older adults given a high-dose flu vaccine are significantly less likely to die of influenza A H3N2 than those receiving a low-dose vaccine. However, the high-dose vaccine achieved less marked results when fighting another influenza strain.

Seniors are far more likely to die from influenza than other groups, with the CDC estimating that between 71% and 85% of flu-related deaths occur in those 65 years of age or older. To compare the effectiveness of high-