Influenza-like Illness (ILI)

CASE DEFINITION

FEVER > 100°F with

COUGH and/or SORE THROAT

(in the absence of another suspected cause)

Did you know...

• In 2011 over 800 Virginians were hospitalized with a primary diagnosis of influenza; the average length of hospital stay was 4 days.  These hospitalizations accounted for approximately $16.3 million in health care utilization costs.
  
  
• The CDC estimates that during the 2011-12 influenza season only about 46% of Virginians received an influenza vaccine.
  
If you are interested in participating in Virginia's
Sentinel Influenza Surveillance Program,
please send us a note at
flu@vdh.virginia.gov.