Basic Summary for Hepatitis B


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Main name of condition: Hepatitis B
Other names or spellings: Hep B, HepB, Hepatitis B virus, HBV


What is Hepatitis B?
  Brief description of Hepatitis B: Viral liver infection spread by sex or body fluids.
  Parent types of Hepatitis B: Sexually Transmitted Diseases, Liver conditions, Hepatitis, Viral Hepatitis, Viral diseases, Vaccine-preventable diseases, Diseases contagious from sex, Diseases contagious from breast milk, Diseases contagious from intravenous needles, Diseases contagious from blood, Diseases contagious from blood transfusion, Diseases contagious from vaginal sex, Diseases contagious from saliva
  Organs Affected by Hepatitis B: liver
  Types of Hepatitis B: Chronic Hepatitis B
How many people get Hepatitis B?
  Prevalance of Hepatitis B: estimated 1.5 million HBV carriers in the U.S. (NWHIC); 417,000 people currently infected (CDC 2001)
  Prevalance Rate of Hepatitis B: approx 1 in 181 or 0.55% or 1.5 million people in USA [about data]
  Incidence (annual) of Hepatitis B: 200,000 to 300,000 new cases in the USA 1990 (Digestive diseases in the United States: Epidemiology and Impact NIH Publication No. 94-1447, NIDDK, 1994)
  Incidence Rate of Hepatitis B: approx 1 in 1,359 or 0.07% or 200,000 people in USA [about data]
  Lifetime risk of Hepatitis B: 4% of population in the USA have history of HepB disease 1990 (Digestive diseases in the United States: Epidemiology and Impact NIH Publication No. 94-1447, NIDDK, 1994)
  Worldwide prevalence:360 million people worldwide for Hepatitis B (Blood Safety Surveillance and Health Care Acquired Infections Division, Health Canada)
  Prevalance of Hepatitis B: Approximately 750,000 people in the United States are living with sexually acquired hepatitis B infection.1 ... 4 percent of U.S. population that have any history of disease (1990)2 ... There are an estimated 1.5 million HBV carriers in the U.S. and 300 million carriers worldwide.3
  Incidence of Hepatitis B: An estimated 77,000 cases of sexually transmitted hepatitis B infection occur annually in the United States.1 ... 200,000 to 300,000 new cases (1990)2
How serious is Hepatitis B?
  Complications of Hepatitis B: see complications of Hepatitis B
What causes Hepatitis B?
  Class of Condition for Hepatitis B: viral
  Causes of Hepatitis B: see causes of Hepatitis B
  Risk factors for Hepatitis B: see risk factors for Hepatitis B
What are the symptoms of Hepatitis B?
  Symptoms of Hepatitis B: see symptoms of Hepatitis B
Can anyone else get Hepatitis B?
  Contagion of Hepatitis B: Spread by blood, sexual fluids, vaginal secretions and bodily fluids. Not spread by casual contact such as handshakes. Has been found in saliva, urine, sweat, tears, and breast milk but transmission is unlikely.
  More information: see contagiousness of Hepatitis B
How is it treated?
  Treatments for Hepatitis B: see treatments for Hepatitis B
  Prevention of Hepatitis B: see prevention of Hepatitis B
Society issues for Hepatitis B
  Costs of Hepatitis B: $156 million in 1994 (NIAID)
  Costs of Hepatitis B: Costs associated with sexually transmitted hepatitis B in the United States totalled $156 million in 1994.1
  Hospitalization statistics for Hepatitis B: The following are statistics from various sources about hospitalizations and Hepatitis B:
  • 0.0047% (597) of hospital consultant episodes were for acute hepatitis B in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 74% of hospital consultant episodes for acute hepatitis B required hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 62% of hospital consultant episodes for acute hepatitis B were for men in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 38% of hospital consultant episodes for acute hepatitis B were for women in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 64% of hospital consultant episodes for acute hepatitis B required emergency hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 7.2 days was the mean length of stay in hospitals for acute hepatitis B in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 5 days was the median length of stay in hospitals for acute hepatitis B in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 36 was the mean age of patients hospitalised for acute hepatitis B in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 85% of hospital consultant episodes for acute hepatitis B occurred in 15-59 year olds in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 1% of hospital consultant episodes for acute hepatitis B occurred in people over 75 in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 11% of hospital consultant episodes for acute hepatitis B were single day episodes in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 0.0053% (2,767) of hospital bed days were for acute hepatitis B in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)


Footnotes:
1. excerpt from Sexually Transmitted Diseases Statistics, NIAID Fact Sheet: NIAID
2. excerpt from Digestive Diseases Statistics: NIDDK
3. excerpt from Hepatitis: NWHIC

Last revision: May 29, 2003

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