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National Cancer Institute
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NCIm Version: 201706 Version 2.8 (using LexEVS 6.5)
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Observational Study (CUI C1518527) Suggest changes to this concept
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Terms & Properties

Concept Unique Identifier (CUI): C1518527

NCI Thesaurus Code: C16084  (see NCI Thesaurus info)

Semantic Type: Research Activity

NCIt Definition: Studies among cancer patients and healthy populations that involve no intervention or alteration in the status of the participants.

MSH Definition: A work that reports on the results of a clinical study in which participants may receive diagnostic, therapeutic, or other types of interventions, but the investigator does not assign participants to specific interventions (as in an interventional study).

NCI-GLOSS Definition: A type of study in which individuals are observed or certain outcomes are measured. No attempt is made to affect the outcome (for example, no treatment is given).

CDISC Definition: Studies in which biomedical and/or health outcomes are assessed in pre-defined groups of individuals. Subjects in the study may receive diagnostic, therapeutic, or other interventions, but the investigator does not assign specific interventions to the subjects of the study.

Synonyms & Abbreviations: (see Synonym Details)
Observational Study
Observational Trial

External Source Codes: 
NCI Thesaurus Code C16084 (see NCI Thesaurus info)

Other Properties: Property Definitions
Name Value Source
AN this heading is used as a Publication Type; for original report of the conduct or results of a specific observational study; a different heading OBSERVATIONAL STUDIES AS TOPIC is used for general design, methodology, economics, etc. of observational studies MSH
Contributing_Source CDISC NCI
DX 20140101 MSH
HN 2014 MSH
MDA 20130708 MSH
MMR 20150415 MSH
MN V03.175.500 MSH
TH NLM (2014) MSH

Additional Concept Data:  (none)

URL to Bookmark: Metathesaurus&code=C1518527

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