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US influenza statistics by flu season. From the Centers for Disease Control and Prevention page called "Disease Burden of Flu": "Each year CDC estimates the burden of influenza in the U.S. CDC uses modeling to estimate the number of flu illnesses, medical visits, hospitalizations, and deaths related to flu that occurred in a given season.
Weekly numbers show that 2% of U.S. deaths for week 5 were due to the flu. COVID was responsible for 1.5% of deaths in the nation, the numbers show.
According to preliminary burden estimates for the 2019–2020 flu season (October 1, 2019 through April 4, 2020) there were between 39 and 56 million flu cases; 18–26 million doctor visits; 410,000 to 740,000 hospitalizations, and between 24,000 and 62,000 deaths.
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.
The number of kids dying from influenza in the 2023-2024 season has set a new record for a regular flu season, after one new death was reported last week, according to the Centers for Disease ...
This is one of the worst annual flu death totals in children in a season, matching the 199 deaths during the 2019-2020 season. The highest number of deaths in children was 288 during the 2009-2010 ...
[9] [10] Only two of those deaths were babies under six months old. [11] The 2017–2018 flu season was severe for all US populations and resulted in an estimated 41 million cases, 710,000 hospitalizations and 52,000 deaths. This is the highest number of illnesses since the 2009 flu season, when there were an estimated 60 million cases. [6]
The 2024-2025 flu shot protects against three strains — H3N2, H1N1 and a flu B strain — but uptake has been very poor this season, Dr. David Warren, chief of the division of infectious disease ...