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feat: added information about status filter authored by Elisa Henke's avatar Elisa Henke
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Medication-Mapping.md
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# Medication Mapping
![fhir-to-omop-Medication.drawio](uploads/548a6e87d0d0b2da8d4a56b4a4eabeac/fhir-to-omop-Medication.drawio.png)
The content of medication resources is not directly used to fill an already existing table in OMOP. The reason for this is that the DRUG_STRENGTH table is already filled with the vocabulary for medications.
:information_source: Only Medication resources with one of the following status values are written to OMOP CDM: "active", "inactive".
The content of Medication resources is not directly used to fill an already existing table in OMOP. The reason for this is that the DRUG_STRENGTH table is already filled with the vocabulary for medications.
However, the MedicationMapper is used to obtain information about the ATC code of an administered medication. Therefore a new table in the "cds_etl_helper" schema called "MEDICATION_ID_MAP" is created. This table contains the mapping between the `fhir_logical_id` and `fhir_identifier` of a medication resource and the ATC code of the medication.
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