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Volume 8, Number 1—January 2002


Enhancing Public Health Surveillance for Influenza Virus by Incorporating Newly Available Rapid Diagnostic Tests

Paul V. EfflerComments to Author , Man-Cheng Ieong, Tammy Tom, and Michele Nakata
Author affiliations: Hawaii State Department of Health, Honolulu, Hawaii, USA;

Main Article

Table 3

The number and proportion of visits for influenza-like illness (ILI) reported from Hawaii physicians participating in the U.S. Influenza Sentinel Physician Surveillance Network, by influenza season

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
1997-1998 11 805 25,085 3.2% 13 10%
1998-1999 11 728 31,308 2.3% 8 6%
1999-2000 7 272 14,831 1.8% 6 8%
2000-2001c 15 819 30,722 2.7% 11 6%

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.

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