Prevalence

The prevalence is an epidemiological term referring to the proportion that reflects total disease/condition burden in a population at a specific time.

There are different kinds of prevalence:

  • point prevalence is the amount of disease at one point in time
  • period prevalence is prevalence over a specific period of time
  • lifetime prevalence relates to events over the entire lifetime of people in a population

See also

Terms used in radiology

Article information

rID: 75681
Synonyms or Alternate Spellings:
  • Lifetime prevalence
  • Period prevalence
  • Point prevalence
  • Prevalences

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Cases and figures

  • Map of global prevalence of tuberculosis
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