Preferred Label : Prevalence;
NCIt definition : 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.;
Alternative definition : CDISC-GLOSS: The number of the existing cases of disease or injury in a defined population
at a given point in time. NOTE: The relation between incidence and prevalence varies
among diseases. There may be low incidence and a high prevalence - as for diabetes
- or a high incidence and a low prevalence - as for the common cold. [After Basic
Epidemiology, R. Bonita and others, WHO 2006; After Principles of Epidemiology in
Public Health Practice, Third Edition. An Introduction to Applied Epidemiology and
Biostatistics, Lesson 3: Measures of Risk, CDC 2012] Compare to incidence. See also
morbidity rate, morbidity, mortality, incidence rate.; MRCT-Ctr: Number of known cases or events in a group. (https://mrctcenter.org/glossaryterm/prevalence/); CDISC: The proportion of persons in a population who have a particular disease or
attribute at a specified point in time or over a specified period of time. (CDC);
Origin ID : C17010;
UMLS CUI : C0033105;
Automatic exact mappings (from CISMeF team)
- prevalence [Artificial nutrition thesaurus concept]
- Semantic type(s)
- concept_is_in_subset
