Generally, jurisdictions with the highest populations also had the highest number of ILI ED visits and the highest numbers of antiviral prescription medication transactions. These results did not vary based on type of antiviral medication. There was one exception to the general trend: County 14 had the lowest percent of ILI ED visits (0.45%) but the highest percentage of antiviral prescription medication transactions (1.26%). Spatial analysis showed that the highest number of ILI ED visits were in the National Capital Region (NCR) and Central Maryland while the highest numbers of antiviral prescription medications were in the NCR Region.