THIS IS OUTDATED. All documentation is now on the github wiki. Please refer there or to the CDM working group for more information
The CDM_SOURCE table contains detail about the source database and the process used to transform the data into the OMOP Common Data Model.
| Field | Required | Type | Description |
|---|---|---|---|
| cdm_source_name | Yes | varchar(255) | The full name of the source |
| cdm_source_abbreviation | No | varchar(25) | An abbreviation of the name |
| cdm_holder | No | varchar(255) | The name of the organization responsible for the development of the CDM instance |
| source_description | No | CLOB | A description of the source data origin and purpose for collection. The description may contain a summary of the period of time that is expected to be covered by this dataset. |
| source_documentation_reference | No | varchar(255) | URL or other external reference to location of source documentation |
| cdm_etl _reference | No | varchar(255) | URL or other external reference to location of ETL specification documentation and ETL source code |
| source_release_date | No | date | The date for which the source data are most current, such as the last day of data capture |
| cdm_release_date | No | date | The date when the CDM was instantiated |
| cdm_version | No | varchar(10) | The version of CDM used |
| vocabulary_version | No | varchar(20) | The version of the vocabulary used |