Gold standard (test)
Gold standard (test)
The Gold standard (test) is a term used in medicine and medical research to refer to the best available under reasonable conditions, diagnostic test or benchmark that is the standard against which all other diagnostic modalities are compared.
Pronunciation
- /ɡoʊld ˈstændərd (tɛst)/
Etymology
The term "gold standard" originates from the monetary system where a country's currency or paper money has a value directly linked to gold. In the context of medical testing, it refers to the most accurate test possible without restrictions.
Definition
A Gold standard (test) is a type of test in medicine that is considered the most accurate and reliable. It is often used as a benchmark to compare the performance of other tests. The gold standard test is usually the one that is the most accurate, but it may also be the most expensive or difficult to perform.
Related Terms
- Sensitivity (test): This is a measure of how well a test can identify true positives. A test with high sensitivity will rarely miss a positive result.
- Specificity (test): This is a measure of a test's ability to correctly identify negative results. A test with high specificity will rarely produce a false-positive result.
- Diagnostic test: This is a procedure performed to confirm, or determine the presence of disease in an individual suspected of having the disease, usually following the report of symptoms, or based on the results of other medical tests.
- Benchmark (medicine): This is a point of reference against which things may be compared or assessed.
See Also
External links
- Medical encyclopedia article on Gold standard (test)
- Wikipedia's article - Gold standard (test)
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