Invasive Haemophilus Influenzae Disease in Maricopa County, January 1, 2000-December 31, 2007

A descriptive report of invasive Haemophilus influenzae cases as reported to the Maricopa County Department of Public Health. The purpose of this report is twofold: first to define the illness and its trends in Maricopa County during this time period and second to identify potential areas of improvement in data quality.