OHDSI / CommonDataModel

Definition and DDLs for the OMOP Common Data Model (CDM)
https://ohdsi.github.io/CommonDataModel
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Proposal: Clinical Study WG: Conventions for Observation table - entry into trial/study #127

Closed vojtechhuser closed 3 years ago

vojtechhuser commented 7 years ago

title - see above requester: see the user who posted it Discussion: http://forums.ohdsi.org/t/omop-cdm-and-clinical-trials/2109

This proposal does not add any new table. It only adds a convention.

Representation of trial enrollment using OBSERVATION table link: https://github.com/ohdsi/commondatamodel/wiki/OBSERVATION

Conventions

entering a trial - Enrollement (start) Observation_concept_id: http://www.ohdsi.org/web/atlas/#/concept/41637332 (Patient consented to clinical trial) value_as_string: NCT000035135 (or other ID of the trial)

leaving the trial early (due to a decision of a patient (no longer interested) or researcher (non compliance) (end)

Observation_concept_id:http://www.ohdsi.org/web/atlas/#/concept/4087907 (Patient withdrawn from trial) value_as_string: NCT000035135 (or other ID of the trial)

fully completing the trial (end) Observation_concept_id: http://www.ohdsi.org/web/atlas/#/concept/404828402 Completion of clinical trial value_as_string: NCT000035135 (or other ID of the trial)

vojtechhuser commented 7 years ago

Use Cases

Consequences

(cohort table is another possible candidate for this info)

clairblacketer commented 3 years ago

Closing - this is addressed in OHDSI/Themis#196