In current use, incidence usually means "rate of occurrence" and is often qualified in some way ("a high incidence of bear sightings"). Incident usually refers to a particular event, often something unusual or …

INCIDENCE definition: the rate or range of occurrence or influence of something, especially of something unwanted. See examples of incidence used in a sentence.

Incidence should not be confused with prevalence, which is the proportion of cases in the population at a given time rather than rate of occurrence of new cases.

Offering a helpful definition of incidence in epidemiology, the National Center for Health Statistics (NCHS) describes this as the "number of cases of disease having their onset during a prescribed …

Definition of incidence noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Apr 1, 2025 · Incidence is the number of new cases of a condition, symptom, death, or injury that develop during a specific time period, such as a year. Incidence shows the likelihood that a person in …

Aug 12, 2022 · Measuring incidence may be complicated because the population at risk for the disease may change during the period of interest due to births, deaths, or migration, for example.

INCIDENCE meaning: 1. the rate at which something, especially a disease, happens: 2. the fact of a ray of light…. Learn more.

The incidence of something bad, such as a disease, is the frequency with which it occurs, or the occasions when it occurs.

Incidence specifies the number of new diagnoses for the at-risk population of a disease. Changing the specified population will also change the incidence. For example, the incidence of stroke is …