EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/ and changes regularly. See the Directory of published versions

Change Log

This page summarizes the main changes applied to this version of the guide.

from 0.3.0 to 1.0.0

• Obligations added to describe system requirements for supporting data elements. Obligations are provided in separate models, which are derivations of the logical models.
• Pages with background information about usage and maintenance added.
• Small refinements in a few models. No major changes.

from 0.2.1 to 0.3.0

Based on the stakeholder feedback and additional internal reviews, following significant changes have been made in this version:

• EHDSCoverage model removed as out of scope
• EHDSDosage and EHDSDosaging models renamed respectively as EHDSAdministeredDosage (for a factual dose administered) and EHDSDosage (for dosage instructions). The model for dosaging has been significantly reduced.
• EHDSEpisodeOfCare model removed as out of scope
• EHDSFamilyMemberHistory model removed as out of scope
• EHDSFunctionalStatus model removed; respective sections in documents are modeled as a combination of EHDSCondition and EHDSObservation
• EHDSInfectiousContact model removed as out of scope
• EHDSMedia model removed; respective elements in other models use EHDSAttachment instead
• EHDSMedicationStatement model renamed to EHDSMedicationUse
• EHDSSocialHistory model removed; respective elements in other models use EHDSObservation instead
• EHDSSubstance model removed as out of scope
• EHDSSubstanceUse model removed; respective elements in other models use EHDSObservation
• EHDSDispenseDecline model removed as out of scope
• EHDSDischargeReport significantly reduced

All other models have had some changes according to stakeholder feedback and/or editorial corrections for consistency.