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/main and changes regularly. See the Directory of published versions

Logical Model: EHDSDocument - Detailed Descriptions

Draft as of 2025-09-17

Definitions for the EHDSDocument logical model.

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDocument
Definition

EHDS refined base model for common document data elements, including the common header. Data relevant to document type and its content for administrative and searching purposes.


Base definition for all types defined in FHIR type system.

ShortDocument modelBase for all types and resources
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDocument.header
Definition

Common header for all patient-related data

ShortDocument header elements
Control1..1
TypeBase
4. EHDSDocument.header.subject
Definition

Patient/subject information

ShortPatient/subject information
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
6. EHDSDocument.header.identifier
Definition

Unique identifier of the document

ShortDocument ID
NoteThis is a business identifier, not a resource identifier (see discussion)
Control1..*
TypeIdentifier
8. EHDSDocument.header.authorship
Definition

Resource authoring details

ShortAuthorship
Control1..*
TypeBase
10. EHDSDocument.header.authorship.author[x]
Definition

Author(s) by whom the resource was/were authored. Multiple authors could be provided.

ShortAuthor
Control1..1
TypeChoice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
12. EHDSDocument.header.authorship.datetime
Definition

Date and time of the issuing the document/resource by its author.

ShortDate and time of authoring/issuing
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
14. EHDSDocument.header.lastUpdate
Definition

Date and time of the last update to the document/information

ShortDate and time of the last update to the resource
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
16. EHDSDocument.header.status
Definition

Status of the resource or document

ShortStatus of the resource or document
Control1..1
TypeCodeableConcept
18. EHDSDocument.header.statusReason[x]
Definition

Reason for the current status of the resource.

ShortReason for the current status of the resource.
Control0..1
TypeChoice of: CodeableConcept, string
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
20. EHDSDocument.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage
Control0..1
Binding

BCP 47

TypeCodeableConcept
22. EHDSDocument.header.version
Definition

Business version of the resource.

ShortVersion
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSDocument.header.documentType
Definition

Identifies the type of document at hand, e.g. Discharge report.

ShortDocument type
Control1..1
Binding

LOINC

TypeCodeableConcept
26. EHDSDocument.header.documentTitle
Definition

Human readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'

ShortHuman readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'
Control1..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
28. EHDSDocument.header.period
Definition

Time of service that is being documented

ShortPeriod
Control0..1
TypePeriod
30. EHDSDocument.header.attestation
Definition

Document attestation details

ShortAttestation
Control0..*
TypeBase
32. EHDSDocument.header.attestation.attester
Definition

Attester who validated the document. Mulitple attesters could be provided.

ShortAttester
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
34. EHDSDocument.header.attestation.datetime
Definition

Date and time of the approval of the document by Attester.

ShortDateTime
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
36. EHDSDocument.header.legalAuthentication
Definition

Document legal authentication

ShortLegal authentication
Control0..1
TypeBase
38. EHDSDocument.header.legalAuthentication.legalAuthenticator
Definition

The person taking responsibility for the medical content of the document

ShortLegal authenticator
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
40. EHDSDocument.header.legalAuthentication.datetime
Definition

Date and time when the document was authorized.

ShortDateTime
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
42. EHDSDocument.header.eventType
Definition

Categorization of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement betwen data sharing parties. This meta-data element serves primarily for searching and filtering purpuses.

ShortEvent type
Control0..*
Binding

LOINC, SNOMED CT, dicom-cid-33-Modality

TypeCodeableConcept
44. EHDSDocument.header.authorSpecialty
Definition

Additional details about where the content was created (e.g. clinical specialty)

ShortSpecialty
Control0..*
Binding

SNOMED CT

TypeCodeableConcept
46. EHDSDocument.header.custodian
Definition

Organisation that is in charge of maintaining the document/report.

ShortDocument custodian
Control0..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation
48. EHDSDocument.header.confidentiality
Definition

Level of confidentiality of the document. Implicit value is normal.

ShortConfidentiality
Control0..1
Binding

hl7:Confidentiality

TypeCodeableConcept
50. EHDSDocument.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDocument
Definition

EHDS refined base model for common document data elements, including the common header. Data relevant to document type and its content for administrative and searching purposes.

ShortDocument model
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDocument.header
ShortDocument header elements
4. EHDSDocument.header.identifier
Definition

Unique identifier of the document

ShortDocument ID
NoteThis is a business identifier, not a resource identifier (see discussion)
Control1..?
6. EHDSDocument.header.documentType
Definition

Identifies the type of document at hand, e.g. Discharge report.

ShortDocument type
Control1..1
Binding

LOINC

TypeCodeableConcept
8. EHDSDocument.header.documentTitle
Definition

Human readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'

ShortHuman readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'
Control1..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
10. EHDSDocument.header.period
Definition

Time of service that is being documented

ShortPeriod
Control0..1
TypePeriod
12. EHDSDocument.header.attestation
Definition

Document attestation details

ShortAttestation
Control0..*
TypeBase
14. EHDSDocument.header.attestation.attester
Definition

Attester who validated the document. Mulitple attesters could be provided.

ShortAttester
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
16. EHDSDocument.header.attestation.datetime
Definition

Date and time of the approval of the document by Attester.

ShortDateTime
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
18. EHDSDocument.header.legalAuthentication
Definition

Document legal authentication

ShortLegal authentication
Control0..1
TypeBase
20. EHDSDocument.header.legalAuthentication.legalAuthenticator
Definition

The person taking responsibility for the medical content of the document

ShortLegal authenticator
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
22. EHDSDocument.header.legalAuthentication.datetime
Definition

Date and time when the document was authorized.

ShortDateTime
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSDocument.header.eventType
Definition

Categorization of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement betwen data sharing parties. This meta-data element serves primarily for searching and filtering purpuses.

ShortEvent type
Control0..*
Binding

LOINC, SNOMED CT, dicom-cid-33-Modality

TypeCodeableConcept
26. EHDSDocument.header.authorSpecialty
Definition

Additional details about where the content was created (e.g. clinical specialty)

ShortSpecialty
Control0..*
Binding

SNOMED CT

TypeCodeableConcept
28. EHDSDocument.header.custodian
Definition

Organisation that is in charge of maintaining the document/report.

ShortDocument custodian
Control0..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation
30. EHDSDocument.header.confidentiality
Definition

Level of confidentiality of the document. Implicit value is normal.

ShortConfidentiality
Control0..1
Binding

hl7:Confidentiality

TypeCodeableConcept
32. EHDSDocument.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSDocument
Definition

EHDS refined base model for common document data elements, including the common header. Data relevant to document type and its content for administrative and searching purposes.

ShortDocument model
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSDocument.header
Definition

Common header for all patient-related data

ShortDocument header elements
Control1..1
TypeBase
4. EHDSDocument.header.subject
Definition

Patient/subject information

ShortPatient/subject information
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
6. EHDSDocument.header.identifier
Definition

Unique identifier of the document

ShortDocument ID
NoteThis is a business identifier, not a resource identifier (see discussion)
Control1..*
TypeIdentifier
8. EHDSDocument.header.authorship
Definition

Resource authoring details

ShortAuthorship
Control1..*
TypeBase
10. EHDSDocument.header.authorship.author[x]
Definition

Author(s) by whom the resource was/were authored. Multiple authors could be provided.

ShortAuthor
Control1..1
TypeChoice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
12. EHDSDocument.header.authorship.datetime
Definition

Date and time of the issuing the document/resource by its author.

ShortDate and time of authoring/issuing
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
14. EHDSDocument.header.lastUpdate
Definition

Date and time of the last update to the document/information

ShortDate and time of the last update to the resource
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
16. EHDSDocument.header.status
Definition

Status of the resource or document

ShortStatus of the resource or document
Control1..1
TypeCodeableConcept
18. EHDSDocument.header.statusReason[x]
Definition

Reason for the current status of the resource.

ShortReason for the current status of the resource.
Control0..1
TypeChoice of: CodeableConcept, string
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
20. EHDSDocument.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage
Control0..1
Binding

BCP 47

TypeCodeableConcept
22. EHDSDocument.header.version
Definition

Business version of the resource.

ShortVersion
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSDocument.header.documentType
Definition

Identifies the type of document at hand, e.g. Discharge report.

ShortDocument type
Control1..1
Binding

LOINC

TypeCodeableConcept
26. EHDSDocument.header.documentTitle
Definition

Human readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'

ShortHuman readable document title that can be displayed in search results, etc. This can be documentType's display name, or it can be assembled from multiple elements. Examples: 'Laboratory Result Report', 'Patient Summary of Jane Green 10.12.2024'
Control1..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
28. EHDSDocument.header.period
Definition

Time of service that is being documented

ShortPeriod
Control0..1
TypePeriod
30. EHDSDocument.header.attestation
Definition

Document attestation details

ShortAttestation
Control0..*
TypeBase
32. EHDSDocument.header.attestation.attester
Definition

Attester who validated the document. Mulitple attesters could be provided.

ShortAttester
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
34. EHDSDocument.header.attestation.datetime
Definition

Date and time of the approval of the document by Attester.

ShortDateTime
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
36. EHDSDocument.header.legalAuthentication
Definition

Document legal authentication

ShortLegal authentication
Control0..1
TypeBase
38. EHDSDocument.header.legalAuthentication.legalAuthenticator
Definition

The person taking responsibility for the medical content of the document

ShortLegal authenticator
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
40. EHDSDocument.header.legalAuthentication.datetime
Definition

Date and time when the document was authorized.

ShortDateTime
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
42. EHDSDocument.header.eventType
Definition

Categorization of the event covered by the document (e.g. laboratory study types, imaging study types including modality, etc.). Selection of such tags or labels depends on the use case and agreement betwen data sharing parties. This meta-data element serves primarily for searching and filtering purpuses.

ShortEvent type
Control0..*
Binding

LOINC, SNOMED CT, dicom-cid-33-Modality

TypeCodeableConcept
44. EHDSDocument.header.authorSpecialty
Definition

Additional details about where the content was created (e.g. clinical specialty)

ShortSpecialty
Control0..*
Binding

SNOMED CT

TypeCodeableConcept
46. EHDSDocument.header.custodian
Definition

Organisation that is in charge of maintaining the document/report.

ShortDocument custodian
Control0..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation
48. EHDSDocument.header.confidentiality
Definition

Level of confidentiality of the document. Implicit value is normal.

ShortConfidentiality
Control0..1
Binding

hl7:Confidentiality

TypeCodeableConcept
50. EHDSDocument.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment