Prevalence and Incidence of Flu

Incidence (annual) of Flu:

36 per 100 (NHIS96); 35 million annually up to 50 million annually (NIAID/CDC); 10-20% yearly (NIAID) ... see also overview of Flu.

Incidence Rate:

approx 1 in 3 or 36.00% or 97.9 million people in USA [Source statistic for calcuation: "36 per 100 (NHIS96); 35 million annually up to 50 million annually (NIAID/CDC); 10-20% yearly (NIAID)" -- see also general information about data sources]

Incidence extrapolations for USA for Flu:

97,920,000 per year, 8,160,000 per month, 1,883,076 per week, 268,273 per day, 11,178 per hour, 186 per minute, 3 per second. [Source statistic for calculation: "36 per 100 (NHIS96); 35 million annually up to 50 million annually (NIAID/CDC); 10-20% yearly (NIAID)" -- see also general information about data sources]

Incidence of types of Flu:

For details see incidence of types of Flu analysis; summary of available incidence by type data:

• Hemophilus influenzae B: 261 annual cases of invasive HIB in USA 1999 (MMWR 1999)
• more types of Flu...»

Prevalance of Flu:

Every year, 10 percent to 20 percent of Americans get sick with the flu (influenza). (Source: excerpt from Focus On The Flu: NIAID) ... In the United States, approximately 25 percent of the population has flu-associated illness annually, leading to an average of 20,000 to 40,000 deaths per year. (Source: excerpt from Microbes in Sickness and in Health -- Publications, National Institute of Allergy and Infectious Diseases: NIAID) ... The U.S. Centers for Disease Control and Prevention (CDC) estimates that 35 to 50 million Americans come down with the flu during each flu season, which typically lasts from November to March. (Source: excerpt from The Flu, NIAID Fact Sheet: NIAID)

Incidence statistics for Flu:

The following statistics relate to the incidence of Flu:

• 3,665 confirmed cases influenza occurred in Australia 2002 (Yohannes K, Roche P, Blumer C et al. 2004, Australia’s Health 2004, AIHW)
• 18.6 confirmed new cases per 100,000 population of influenza in Australia 2002 (Yohannes K, Roche P, Blumer C et al. 2004, Australia’s Health 2004, AIHW)
• more statistics...»

Death statistics for Flu:

The following statistics relate to deaths and Flu:

• 36,655 female deaths for Influenza and Pneumonia in the USA 2000 (American Heart Association, 2002)
• 257 people died from influenza each year in the US 2001 (Deaths: Final data for 2001, NCHS, CDC)
• 0.1 people per 100,000 population died from influenza each year in the US 2001 (Deaths: Final data for 2001, NCHS, CDC)
• Death statistics by age in the USA for influenza and pneumonia:
  • influenza and pneumonia caused 2.5% of deaths for age 1-4 years in USA 1999 [NVSR 2001]
• more statistics...»

More Statistics about Flu:

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