This season, positive flu cases peaked during the end of November and early December, when 26% of all tests came back positive. In recent years, effectiveness has ranged from 29% to 40%, although historically the rate has dipped as low as 10% or done as well as 60%. The accuracy of the predictions can vary widely. Health officials estimate that, so far this flu season, vaccines reduced the risk of hospitalization due to the respiratory virus by nearly 50% among adults, and by nearly 75% among children.Įach season, the vaccine is different and is formulated in advance to target strains of the virus predicted to be in wide circulation. “Vaccination provided substantial protection against inpatient, emergency department and outpatient illness across all ages,” said Mark Tenforde, MD, of the CDC’s Influenza Division, according to CNN. 23, 2023 – The flu vaccine has been highly effective this year, the CDC says, despite flu season getting off to one of the earliest and strongest starts on record.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |