Prevalence Definition & Meaning - Merriam-Webster
The meaning of PREVALENCE is the quality or state of being prevalent.
What is Prevalence? - National Institute of Mental Health (NIMH)
Definition. Prevalence is the proportion of a population who have a specific characteristic in a given time period. How is Prevalence Estimated? To estimate prevalence, researchers randomly select a sample (smaller group) from the entire population they want to describe.
Prevalence - Health, United States - Centers for Disease Control …
2023年6月26日 · The number of cases of a disease, number of infected people, or number of people with some other attribute present during a particular interval of time. It is often expressed as a rate (for example, the prevalence of diabetes per 1,000 people during a year).
PREVALENCE | English meaning - Cambridge Dictionary
PREVALENCE definition: 1. the fact that something is very common or happens often: 2. the fact that something is very…. Learn more.
Prevalence - Wikipedia
Prevalence is a measurement of all individuals affected by the disease at a particular time, whereas incidence is a measurement of the number of new individuals who contract a disease during a particular period of time.
PREVALENCE | definition in the Cambridge English Dictionary
PREVALENCE meaning: 1. the fact that something is very common or happens often: 2. the fact that something is very…. Learn more.
Prevalence - StatPearls - NCBI Bookshelf
2023年5月22日 · Prevalence is a measure of how common a disease process is found in a specified at-risk population at a specific time point or during a specified time period. Prevalence is thus a measure of disease burden for the specified population, or how commonly someone with the disease will be encountered in the specified population.
What is Prevalence in Statistics? (Definition & Example) - Statology
2022年6月13日 · In statistics, prevalence is the proportion of individuals in a population who have a specific characteristic at a certain time period. Researchers typically measure prevalence by taking a random sample of individuals from the population and simply counting how many of the individuals in the sample have the specific characteristic.
Prevalence | Risk Factors, Causes & Consequences | Britannica
prevalence, in epidemiology, the proportion of a population with a disease or a particular condition at a specific point in time (point prevalence) or over a specified period of time (period prevalence).
Prevalence - definition of prevalence by The Free Dictionary
Define prevalence. prevalence synonyms, prevalence pronunciation, prevalence translation, English dictionary definition of prevalence. n. 1. The condition of being prevalent. 2. Medicine The total number of cases of a disease in a given population at a specific time. American Heritage®...
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