A CDC spokesperson said that the effectiveness of the vaccine for H1N1 was "within the range" of previous seasons. "Overall, flu vaccination reduced the risk of hospitalization by about one-third, which would have a significant impact on disease burden. Receiving a flu vaccine can offer sign...
This season'sinfluenzavaccine effectiveness is 45% overall and 55% in children, according to preliminary estimates from the Centers for Disease Control and Prevention (CDC). Vaccine effectiveness (VE) was higher against influenza B/Victoria (50%) and considerably lower against influenza A(H1N1)pdm0...
The effectiveness of flu vaccines can vary widely season to season depending on how well the strains included in the shots are matched to the circulating viruses. Dr. Lisa Grohskopf, a CDC official, said the vaccines and circulating flu strains were reasonably well matched this season. Hos...
The article offers information about the estimates of flu vaccine effectiveness federal grant proposed by the Centers for Disease Control and Prevention (CDC) in the U.S. The grant is designed to assess the effectiveness of influenza vaccine in preventing laboratory-confirmed flu infections. The ...
Health authorities closely watch trends in flu subtyping as well, since they can help explain changes in theseverityof the virus as well asvaccine effectiveness. Future changes to come The snapshot remains a work in progress as the CDC gathers feedback from the public as well as local...
Waning patterns of the 2023-2024 COVID-19 vaccine effectiveness in preventing critical illness appeared to be similar to previous vaccine formulations, reported Ruth Link-Gelles, PhD, MPH, of the CDC. For example, vaccine effectiveness in preventing hospitalization in adults decreased over time from...
"The recommendation acknowledges the increased risk of severe disease from COVID-19 in older adults and those who are immunocompromised, along with the currently available data on vaccine effectiveness and year-round circulation of COVID-19," the CDC said in its news release. "The recommendation ...
COVID Vaccine ‘Adverse Events of Special Interest’ More Common than Expected: CDC-Funded Study February 22, 2024Just the News Rep. Debbie Dingell developed a severe nerve condition from a mandatory swine flu vaccine, which initially made her “scared to death” to get a COVID-19 vaccine, ...
Researchers emphasized the effectiveness of the vaccine among people above 65 years of age and the immunocompromised population, two groups that are more likely to get a more severe illness from the flu and less likely to have an immune response to the vaccine. ...
The CDC states in its weekly Morbidity and Mortality Report, released Thursday, that:“Overall, the estimate suggests that the 2014-15 influenza vaccine has low effectiveness against circulating influenza A (H3N2) viruses.” It stated that the seasonal flu shot offered less protection because of th...