EHDS Logical Information Models
0.1.0 - ci-build

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.1.0 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/tree/stakeholder-consultation-D6-1 and changes regularly. See the Directory of published versions

## Logical Model: Advance directive model

Official URL: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAdvanceDirective | Version: 0.1.0
Draft as of 2025-07-08 | Computable Name: EHDSAdvanceDirective

Healthcare directives concerning life or after life wishes of the patient

Usages:

- Use this Logical Model: Patient summary model

### Views of Logical Model

Description of Differentials, Snapshots and how the different presentations work.

- Differential Table
- Snapshot Table

This structure is derived from EHDSDataSet

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAdvanceDirective |  | 0..* | EHDSDataSet | Elements defined in Ancestors:header, presentedForm Advance directive model Instances of this logical model can be the target of a Reference
category |  | 0..* | CodeableConcept | Categories of Directives related to decisions prior and after death Binding Description: (preferred): SNOMED CT
narrative |  | 0..1 | string | Textual description of the directive
effectivePeriod |  | 0..1 | Period | Time period during which the directive is effective
authorisingEntity[x] |  | 0..1 |  | Person or organisation that authorises the directive
authorisingEntityEHDSPatient |  |  | EHDSPatient |
authorisingEntityEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorisingEntityEHDSRelatedPerson |  |  | EHDSRelatedPerson |
authorisingEntityEHDSOrganisation |  |  | EHDSOrganisation |
relatedConditions[x] |  | 0..* | CodeableConcept | The problem or disorder to which the living will applies. Multiple fields could be provided. Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
advanceDirectiveDocument |  | 0..1 | EHDSAttachment | Scanned source document with the living will and the patient's signature, such as a PDF.
Documentation for this format

#### Terminology Bindings (Differential)

Path | Conformance | ValueSet | URI
EHDSAdvanceDirective.category | preferred |
EHDSAdvanceDirective.relatedConditions[x] | preferred |

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSAdvanceDirective |  | 0..* | EHDSDataSet | Elements defined in Ancestors:header, presentedForm Advance directive model Instances of this logical model can be the target of a Reference
header |  | 1..1 | Base | Common header for all patient-related data
subject |  | 1..1 | EHDSPatient | Subject
identifier |  | 0..* | Identifier | Business identifier for the object
authorship |  | 1..* | Base | Authorship
author[x] |  | 1..1 |  | Author
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
datetime |  | 1..1 | dateTime | Date and time of authoring/issuing
lastUpdate |  | 0..1 | dateTime | Date and time of the last update to the resource
status |  | 1..1 | CodeableConcept | Status of the resource
statusReason[x] |  | 0..1 |  | Reason for the current status of the resource.
statusReasonCodeableConcept |  |  | CodeableConcept |
statusReasonString |  |  | string |
language |  | 0..1 | CodeableConcept | Language Binding Description: (preferred): BCP 47
version |  | 0..1 | string | Version
presentedForm |  | 0..* | EHDSAttachment | A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
category |  | 0..* | CodeableConcept | Categories of Directives related to decisions prior and after death Binding Description: (preferred): SNOMED CT
narrative |  | 0..1 | string | Textual description of the directive
effectivePeriod |  | 0..1 | Period | Time period during which the directive is effective
authorisingEntity[x] |  | 0..1 |  | Person or organisation that authorises the directive
authorisingEntityEHDSPatient |  |  | EHDSPatient |
authorisingEntityEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorisingEntityEHDSRelatedPerson |  |  | EHDSRelatedPerson |
authorisingEntityEHDSOrganisation |  |  | EHDSOrganisation |
relatedConditions[x] |  | 0..* | CodeableConcept | The problem or disorder to which the living will applies. Multiple fields could be provided. Binding Description: (preferred): ICD-10, SNOMED CT, Orphacode
advanceDirectiveDocument |  | 0..1 | EHDSAttachment | Scanned source document with the living will and the patient's signature, such as a PDF.
Documentation for this format

#### Terminology Bindings

Path | Conformance | ValueSet | URI
EHDSAdvanceDirective.header.language | preferred |
EHDSAdvanceDirective.category | preferred |
EHDSAdvanceDirective.relatedConditions[x] | preferred |

Other representations of model: CSV, Excel