documentation:vocabulary:mapping
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documentation:vocabulary:mapping [2019/12/16 10:43] ptalapova |
documentation:vocabulary:mapping [2020/12/09 09:30] ptalapova |
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| ===== Mapping of Concepts ===== | ===== Mapping of Concepts ===== | ||
| - | + | * **Mapping**, also known as **a map**, is an association between a particular concept in one code system or | |
| - | **Mapping** is the process to transform one Concept to another. The clinical data tables of the CDM allow only Standard Concepts. All other codes used in the source databases have to be translated to Standard Concepts. | + | * dataset and code in another, rarely the same, code system that has the same (or similar) meaning. |
| - | + | * Also, **Mapping** is the process to transform one concept into a Standard one. The Standardized Clinical Data Tables allow only Standard Concepts, thus all other codes used in the source databases have to be translated to Standard Concepts. | |
| - | Mapping is done through records in the CONCEPT_RELATIONSHIP table. They connect each Concept to a Standard Concept through a number of special relationship_id: | + | * Mapping is done through records in the CONCEPT_RELATIONSHIP table. They connect each Concept to a Standard Concept through a number of special relationship_id: |
| ^ Relationship ID ^ Purpose ^ Features ^ | ^ Relationship ID ^ Purpose ^ Features ^ | ||
documentation/vocabulary/mapping.txt · Last modified: 2020/12/09 10:56 by ptalapova
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