Statistics of Infectious Disease

The following statistics are the latest available from the National Center for Health Statistics (part of the Centers for Disease Control and Prevention, CDC) and the National Foundation of Infectious Diseases:

• Approximately one-third of Americans have been exposed to hepatitis A.
• The number of new hepatitis B infections has declined since the 1980s. There were 60,000 new cases in 2004.
• Each year, there are approximately 26,000 new hepatitis C infections.
• Tuberculosis strikes about 15,000 people annually.
• About 36,000 people per year in the US die from influenza.
• In the US, about 1,039,000 to 1,185,000 adults and 9,400 children are living with HIV or AIDS.
• Before the chickenpox vaccine was introduced in 1995, there were about 4 million cases of chickenpox. With vaccination, the frequency of new cases has decreased in all age groups, especially in children ages one to four years.
• Even though the measles vaccination is now available, 50 cases of measles still occur annually.
• The number of cases of sexually transmitted diseases reported in2004 include:
  • Syphilis: more than 7,980
  • Chlamydia: 929,462
  • Gonorrhea: 390,132
• Whooping cough affects from 5,000 to 7,000 people in the US annually.

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Online Resources of Infectious Diseases