Decreases in distress and perceived risks for infection, hospitalization, and death reported by those receiving at least one dose of vaccine

While the vaccinated may want boosters, the unvaccinated do not appear to be increasing their share of getting their shots

Vaccine efficacy consistent in subgroups according to age, sex, race, and previous influenza vaccination

Adults receiving the vaccine between December 2020 and March 2021 reported decreased mental distress following first dose

But authors say transparent information from public officials is needed to overcome persistent vaccine skepticism