II. Definition
- Number of current cases per population at risk
- Old: Persistent active disease contracted previously
- New: Onset of active disease
- Point Prevalence
- Prevalence at a specific point in time
- Period Prevalence
- Prevalence over a given time interval
III. Usage
- Measure amount of illness in the community
- Determine health care needs of the community
IV. Contributing factors
- Disease Incidence Rate
- Illness Duration
V. References
- Hennekens (1987) Epidemiology Medicine, p.54-98
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Definition (CHV) | proportion of the people having a certain disease or condition in a given population |
Definition (CHV) | proportion of the people having a certain disease or condition in a given population |
Definition (NCI) | 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. |
Definition (MSH) | The total number of cases of a given disease in a specified population at a designated time. It is differentiated from INCIDENCE, which refers to the number of new cases in the population at a given time. |
Concepts | Quantitative Concept (T081) |
MSH | D015995 |
English | Prevalence, Prevalences, Statistical Prevalence, statistical proportion, prevalence |
Swedish | Prevalens |
Czech | prevalence |
Finnish | Esiintyvyys |
Russian | ZABOLEVAEMOST', CHASTOTA SLUCHAEV, ZABOLEVAEMOST' UCHTENNAIA, ZABOLEVAEMOSTI CHASTOTY SLUCHAEV OBZOR, ЗАБОЛЕВАЕМОСТИ ЧАСТОТЫ СЛУЧАЕВ ОБЗОР, ЗАБОЛЕВАЕМОСТЬ УЧТЕННАЯ, ЗАБОЛЕВАЕМОСТЬ, ЧАСТОТА СЛУЧАЕВ |
Polish | Występowanie choroby, Rozpowszechnienie choroby, Chorobowość |
Croatian | PREVALENCIJA |
Norwegian | Prevalens |
Spanish | Coeficiente de Prevalencia, Tasa de Prevalencia, Prevalencia |
Portuguese | Taxa de Prevalência, Coeficiente de Prevalência, Prevalência |
French | Prévalence |
German | Prävalenz |
Italian | Prevalenza |
Dutch | Prevalentie |