Number of influenza-related illnesses prevented by vaccination U.S. 2021-2022, by age
During the 2021-2022 influenza season, it was estimated that the influenza vaccination prevented around 618,350 cases of illnesses in children aged six months to four years. This statistic shows the estimated number of influenza A- and B-associated illnesses prevented by influenza vaccination in the U.S. during the 2021-2022 influenza season, by age group.