Webestimates show vaccines this season were between 52% and 61% effective in protecting children against influenza hospitalization.
In adults, the shots were.
Weba 2021 study showed that among adults hospitalized with flu, vaccinated patients had a 26% lower risk of intensive care unit (icu) admission and a 31% lower.
Webreviews of past studies have found that the flu vaccine lowers the risk of flu illness by 40% to 60% when the vaccine matches the spreading flu viruses.
Even when the vaccine.