CDM
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Revision as of 12:53, 26 September 2014 by Vojtech huser (Talk | contribs)
Common Data Model is a model developed by OMOP. OMOP has transitioned to IMEDS. Another related initiative is OHDSI.
In 2014 - CDM v5 draft specification were released.
CDM v4
- Added death table
- schema [link]
Procedure occurrence
Every procedure done to the patient is stored in this table. Key column is procedure_concept_id. Dates are only stored on day granularity. (time is missing)
CDM v5
- changes to CDMV
Procedures
CDM Vocabulary (CDMV)
CDMV supports relationships between concepts. Vocabulary ID is an important variable. SNOMED is 1, CPT is 4. In version 5, ICD will get also its ID.
