United States data, shows that Seasonal influenza is causing deaths every year in the United States. When we looked to the U.S death rates per 100,000 of the population by age group, for seasons 2008-2012 we find that people of age 85 years and older has the highest rates of death during this seasons. In general elderly people age 55 years and alder they have the highest death rates during all years. However, death rates are changing every year depending on virus types, which is different in each year and causing the disease.
Data for year 2009 is eliminated because it was a season of pandemic influenza.
Data for year 2009 is eliminated because it was a season of pandemic influenza.