OMOP Common Data Model by OHDSI
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README.md

Common-Data-Model

See full CDM specification file on our Wiki or in the CDM V5 PDF

Release Notes

This version is bases on this CDM working group proposal. The proposed and accepted changes include adding a datetime field to every table that had a date column. These were the new columns added:

PERSON

  • birth_datetime, not required

SPECIMEN

  • specimen_datetime, not required

DEATH

  • death_datetime, not required

VISIT_OCCURRENCE

  • visit_start_datetime, not required
  • visit_end_datetime, not required

PROCEDURE_OCCURRENCE

  • procedure_datetime, not required

DRUG_EXPOSURE

  • drug_exposure_start_datetime, not required
  • drug_exposure_end_datetime, not required

DEVICE_EXPOSURE

  • device_exposure_start_datetime, not required
  • device_exposure_end_datetime, not required

CONDITION_OCCURRENCE

  • condition_start_datetime, not required
  • condition_end_datetime, not required

MEASUREMENT

  • measurement_datetime as time, not required

OBSERVATION

  • observation_datetime, not required

NOTE

  • note_datetime, not required