Volume 8, Number 1—January 2002
Enhancing Public Health Surveillance for Influenza Virus by Incorporating Newly Available Rapid Diagnostic Tests
|Influenza season||Number of participating physicians||Number of visits for ILI a||Total number of visits||Overall % of visits for ILI||Number of weeks proportion of visits for ILI exceeded baseline b||Highest weekly proportion of visits for ILI|
aILI is defined as a fever of > 37.8° C accompanied by a cough or sore throat.
bILI baseline is defined as < 3% (see reference 10).
cData avaialble through May 16, 2001.