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prevalence    音标拼音: [pr'ɛvələns]
n. 传播,流行,普及

传播,流行,普及

prevalence
n 1: the quality of prevailing generally; being widespread; "he
was surprised by the prevalence of optimism about the
future"
2: (epidemiology) the ratio (for a given time period) of the
number of occurrences of a disease or event to the number of
units at risk in the population
3: a superiority in numbers or amount; "a preponderance of
evidence against the defendant" [synonym: {preponderance},
{prevalence}]

Prevalence \Prev"a*lence\, n. [L. praevalentia: cf. F.
pr['e]valence. See {Prevail}.]
The quality or condition of being prevalent; superior
strength, force, or influence; general existence, reception,
or practice; wide extension; as, the prevalence of virtue, of
a fashion, or of a disease; the prevalence of a rumor.
[1913 Webster]

The duke better knew what kind of argument were of
prevalence with him. --Clarendon.
[1913 Webster]

117 Moby Thesaurus words for "prevalence":
abundance, acceptance, accustomedness, affluence,
ample sufficiency, ampleness, amplitude, ascendancy, avalanche,
averageness, bon ton, bonanza, bountifulness, bountiousness,
bumper crop, common occurrence, commonality, commonness,
commonplaceness, confirmedness, control, copiousness, currency,
customariness, extensiveness, extravagance, exuberance,
fashionableness, fertility, fixedness, flood, flow, foison,
frequence, frequency, full measure, fullness, generality,
generosity, generousness, great abundance, great plenty, gush,
habitualness, incidence, inveteracy, inveterateness, landslide,
lavishness, liberality, liberalness, lots, luxuriance, mastery,
maximum, modishness, more than enough, much, myriad, myriads,
normality, numerousness, oftenness, omnipresence, opulence,
opulency, ordinariness, outpouring, overflow, pervasiveness,
plenitude, plenteousness, plentifulness, plenty, popularity,
practice, predominance, primacy, prodigality, productiveness,
profuseness, profusion, quantities, rampantness, reign,
relative incidence, repleteness, repletion, rich harvest,
rich vein, richness, rifeness, riot, riotousness, routineness,
rule, run, scads, settledness, shower, spate, standardness, stream,
stylishness, substantiality, substantialness, superabundance, sway,
sweepingness, teemingness, ubiquity, universality, usualness,
voguishness, wealth, widespreadness, wontedness


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  • PREVALENCE Definition Meaning - Merriam-Webster
    The meaning of PREVALENCE is the quality or state of being prevalent
  • 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
  • What is Prevalence? - National Institute of Mental Health (NIMH)
    Incidence is a measure of the number of new cases of a characteristic that develop in a population in a specified time period; whereas prevalence is the proportion of a population who have a specific characteristic in a given time period, regardless of when they first developed the characteristic
  • 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
  • Epidemiology Incidence vs. Prevalence: Exploring Two of the Most . . .
    At their most basic level, incidence and prevalence differ in how they deal with the timing of cases — as well as how that timing influences the collection and dissemination of data Incidence focuses on new cases, while prevalence deals with total cases (including those thought to be new)
  • 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 - Health, United States - Centers for Disease Control and . . .
    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)
  • What is Prevalence in Statistics? (Definition Example) - Statology
    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
  • How to Calculate Prevalence: Formula and Examples
    Prevalence is calculated by dividing the total number of people with a disease or condition by the total population at risk, then multiplying by a convenient number (like 100 or 1,000) to make the result easier to interpret
  • What Is the Difference Between Prevalence and Incidence?
    What is Prevalence? Prevalence refers to the total number of existing cases of a disease or health condition in a population at a specific point in time or over a defined period It offers a snapshot, indicating the overall burden of a condition within a community





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