MSF: Statistics about TB

  • 1/3 of the global population is infected
  • 5-10% of infected persons will develop active TB during their life
  • There was a total of eight million new cases in 1998
  • There were 3.5 million infectious new cases in 1998
  • There were two million TB deaths in 1998
  • Total 3.6 million cases during 1998 (45% of estimated cases)
  • Infectious cases
  • 1.4 million during 1998 (40% of estimated cases)
  • Leading cause of death due to a single infectious agent
  • Almost 30 million of Disability Adjusted Life Years (DALY) lost in 1998
  • Each year 8 million develop TB and 2-3 million die 95% cases and 98% deaths in poorest countries
  • TB is the biggest killer of HIV positive people (1/3 of all AIDS deaths)
  • 75% of deaths are among the most productive age group (15-45 years)
  • Someone in the world is newly infected with TB every second.
  • Nearly one percent of the world's population is newly infected with TB each year.
  • Overall, one-third of the world's population is currently infected with the TB bacillus.
  • 5-10 percent of people who are infected with TB become sick or infectious at some time during their life.
  • Each year, more people are dying of TB. New outbreaks have occurred in Eastern Europe, where TB deaths are increasing after almost 40 years of steady decline. In terms of numbers of cases, the biggest burden of TB is in south-east Asia.
  • Over 1.5 million TB cases per year occur in sub-Saharan Africa. This number is rising rapidly as a result of the HIV/AIDS epidemic.
  • Nearly 3 million TB cases per year occur in south-east Asia.
  • Over a quarter of a million TB cases per year occur in Eastern Euro