The scenario
Design an ERD for a healthcare analytics platform that standardizes clinical data by mapping local observations to standardized code systems, ensuring interoperability across organizations.
What is in this drawing
Read the decisions behind it.
01
Include Patient, Encounter, Observation, Code, and CodeSystem to capture core clinical and standardization data
02
Use many-to-one relationships from observations to codes to enable mapping to multiple standards
03
Add Organization and Provider to provide context for encounters and patient affiliation
When building a clinical data warehouse or analytics system that needs to harmonize data from different EHRs using standard vocabularies.
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