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2004 FEB 11 - (NewsRx.com & NewsRx.net) -- This season's flu vaccine offers little or no protection against flu-like illnesses, according to a United States government study released January 15, 2004.
The study of 1,818 Colorado hospital workers who received flu shots found that few, zero to 14%, escaped flu-like symptoms, a fever plus a cough or sore throat. Normally, the rate is about 30%.
However, the U.S. Centers for Disease Control and Prevention (CDC) study does not directly say how effective this year's flu vaccine is against the flu virus itself. Other studies are being conducted.
"The answer we want is, does this year's vaccine protect against this year's flu, we don't have that yet," said Ed Thompson, MD, the CDC's deputy director for public health services.
The flu is blamed for killing 11 children and an undetermined number of adults in Colorado this season out of 12,051 confirmed cases.
This study looked at all flu-like illnesses, including the common cold and strep throat, neither of which can be prevented by a flu shot. And very few of the participants were even tested to confirm they had flu.
"The vaccine is not given to prevent influenza-like illness, ...
Source: HighBeam Research, Flu shots questioned in study of healthcare workers.