HL7 Europe Imaging Study Report, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 0.1.0-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/oijauregui/ehdsimaging/ and changes regularly. See the Directory of published versions
| Draft as of 2025-03-21 | 
Definitions for the EHDSObservation logical model.
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSObservation | |
| Definition | C.10 - EHDS refined base model for Observation information Base definition for all types defined in FHIR type system. | 
| Short | Observation modelBase for all types and resources | 
| Control | 0..* | 
| Is Modifier | false | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSObservation.observationDate[x] | |
| Definition | Clinically relevant time or time period for the observation. | 
| Short | C.10.1 - Observation date | 
| Control | 1..1 | 
| Type | Choice of: dateTime, Period | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 4. EHDSObservation.observationCode | |
| Definition | Code representing the observation using the agreed code systems. | 
| Short | C.10.2 - Observation code | 
| Control | 1..1 | 
| Binding | LOINC, NPU, SNOMED CT | 
| Type | CodeableConcept | 
| 6. EHDSObservation.observationName | |
| Definition | Full name of the observation according to the used test coding standard. | 
| Short | C.10.3 - Observation name | 
| Control | 1..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. EHDSObservation.observationOriginalName | |
| Definition | Original (conventional) name of the observation | 
| Short | C.10.4 - Observation original name | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 10. EHDSObservation.observationMethod | |
| Definition | Observation method (measurement principle) to obtain the result. | 
| Short | C.10.5 - Observation method | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 12. EHDSObservation.observationDevice | |
| Definition | Device (e.g. analyser) that generates the measurements | 
| Short | C.10.6 - Observation device | 
| Control | 0..1 | 
| Binding | SNOMED CT, EMDN | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice | 
| 14. EHDSObservation.order | |
| Definition | Identifies order and order placer this observation belongs to. | 
| Short | C.10.7 - Order | 
| Control | 0..1 | 
| Type | Reference(Service request model) | 
| 16. EHDSObservation.performer | |
| Definition | Identifies the originator/author and provides provenance information about the source of the results data that may have not originated with the source of the whole Laboratory Report document. | 
| Short | C.10.8 - Performer | 
| Control | 0..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional | 
| 18. EHDSObservation.reporter | |
| Definition | With certain observation results, e.g. there may also be an interpreter or a person responsible for validation. | 
| Short | C.10.9 - Reporter | 
| Control | 0..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional | 
| 20. EHDSObservation.observationResult | |
| Definition | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation. | 
| Short | C.10.10 - Observation result | 
| Control | 1..1 | 
| Binding | SNOMED CT (for ordinal or nominal scale results and result interpretation), UCUM (for units) | 
| Type | Base | 
| 22. EHDSObservation.observationResult.textualResult | |
| Definition | Narrative text result | 
| Short | C.10.10.1 - Textual Result | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 24. EHDSObservation.observationResult.numericResult | |
| Definition | A numeric value or interval (open or closed) of the result, result units of the measurement should be provided Measurement uncertainty interval are provided if needed. | 
| Short | C.10.10.2 - Numeric Result | 
| Control | 0..1 | 
| Type | Base | 
| 26. EHDSObservation.observationResult.numericResult.numericValue[x] | |
| Definition | A numeric value or interval (open or closed) of the result | 
| Short | C.10.10.2.1 - Numeric value | 
| Control | 0..1 | 
| Type | Choice of: Quantity, Range | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 28. EHDSObservation.observationResult.numericResult.units | |
| Definition | Result units of the measurement | 
| Short | C.10.10.2.2 - Units | 
| Control | 0..1 | 
| Binding | UCUM | 
| Type | CodeableConcept | 
| 30. EHDSObservation.observationResult.numericResult.uncertainty | |
| Definition | Measurement uncertainty type and interval should be provided if needed. | 
| Short | C.10.10.2.3 - Uncertainty | 
| Control | 0..1 | 
| Type | Base | 
| 32. EHDSObservation.observationResult.codedResult | |
| Definition | A coded result from a selected coding system(s). This could be a code describing bacteria or other microorganism identified, description of urinary concernment, code explaining technical reason why the test could not be done etc. | 
| Short | C.10.10.3 - Coded Result | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 34. EHDSObservation.dataAbsentReason | |
| Definition | Provides a reason why the expected value in the element Observation.value[x] is missing. | 
| Short | C.10.11 - dataAbsentReason | 
| Control | 0..1 | 
| Binding | HL7 Data absent reason | 
| Type | CodeableConcept | 
| 36. EHDSObservation.referenceRange | |
| Definition | Reference range, multiple reference ranges of different types culd by providedProvides guide for interpretation of result. Reference ranges are usually implied only for a numeric scale type. Use of the same units for reference range and value is implied. | 
| Short | C.10.12 - Reference range | 
| Control | 0..* | 
| Type | Base | 
| 38. EHDSObservation.observationInterpretation | |
| Definition | Information about reference intervals and result interpretation. | 
| Short | C.10.13 - Observation interpretation | 
| Control | 0..* | 
| Binding | SNOMED CT, HL7 ObservationInterpretation | 
| Type | CodeableConcept | 
| 40. EHDSObservation.triggeredBy[x] | |
| Definition | Identifies the observation(s) that triggered the performance of this observation. | 
| Short | C.10.14 - Triggered by | 
| Control | 0..* | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSLaboratoryObservation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSObservation | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 42. EHDSObservation.hasMember[x] | |
| Definition | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group. | 
| Short | C.10.15 - Has member | 
| Control | 0..* | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSLaboratoryObservation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSObservation | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 44. EHDSObservation.resultDescription | |
| Definition | Comments and narrative representation of the observation result and findings. | 
| Short | C.10.16 - Result description | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 46. EHDSObservation.anatomicLocation | |
| Definition | Anatomic location and laterality where the observation should be or was performed. | 
| Short | C.10.17 - Anatomic location | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 48. EHDSObservation.subject | |
| Definition | The patient, or group of patients, location, device, organization, procedure or practitioner this observation is about. | 
| Short | C.10.18 - Subject | 
| Control | 1..1 | 
| Type | Reference(Patient model, Location model, Device model, Organization model, Health professional model, Procedure model) | 
| 50. EHDSObservation.component | |
| Definition | Some observations have multiple component observations. These component observations are expressed as separate code value pairs that share the same attributes. | 
| Short | C.10.19 - Component | 
| Control | 0..* | 
| Type | Base | 
| 52. EHDSObservation.component.code | |
| Definition | Code representing the observation using the agreed code systems. | 
| Short | C.10.19.1 - Code | 
| Control | 1..1 | 
| Binding | LOINC, NPU, SNOMED CT | 
| Type | CodeableConcept | 
| 54. EHDSObservation.component.textualResult | |
| Definition | Narrative text result | 
| Short | C.10.19.2 - Textual Result | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 56. EHDSObservation.component.numericResult | |
| Definition | A numeric value or interval (open or closed) of the result, result units of the measurement should be provided Measurement uncertainty interval are provided if needed. | 
| Short | C.10.19.3 - Numeric Result | 
| Control | 0..1 | 
| Type | Base | 
| 58. EHDSObservation.component.numericResult.numericValue[x] | |
| Definition | A numeric value or interval (open or closed) of the result | 
| Short | C.10.19.3.1 - Numeric value | 
| Control | 0..1 | 
| Type | Choice of: Quantity, Range | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 60. EHDSObservation.component.numericResult.units | |
| Definition | Result units of the measurement | 
| Short | C.10.19.3.2 - Units | 
| Control | 0..1 | 
| Binding | UCUM | 
| Type | CodeableConcept | 
| 62. EHDSObservation.component.numericResult.uncertainty | |
| Definition | Measurement uncertainty type and interval should be provided if needed. | 
| Short | C.10.19.3.3 - Uncertainty | 
| Control | 0..1 | 
| Type | Base | 
| 64. EHDSObservation.component.codedResult | |
| Definition | A coded result from a selected coding system(s). This could be a code describing bacteria or other microorganism identified, description of urinary concernment, code explaining technical reason why the test could not be done etc. | 
| Short | C.10.19.4 - Coded Result | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 66. EHDSObservation.component.dataAbsentReason | |
| Definition | Provides a reason why the expected value in the element Observation.value[x] is missing. | 
| Short | C.10.19.5 - dataAbsentReason | 
| Control | 0..1 | 
| Binding | HL7 Data absent reason | 
| Type | CodeableConcept | 
| 68. EHDSObservation.component.referenceRange | |
| Definition | Reference range, multiple reference ranges of different types culd by providedProvides guide for interpretation of result. Reference ranges are usually implied only for a numeric scale type. Use of the same units for reference range and value is implied. | 
| Short | C.10.19.6 - Reference range | 
| Control | 0..* | 
| Type | Base | 
| 70. EHDSObservation.component.observationInterpretation | |
| Definition | Information about reference intervals and result interpretation. | 
| Short | C.10.19.7 - Observation interpretation | 
| Control | 0..* | 
| Binding | SNOMED CT, HL7 ObservationInterpretation | 
| Type | CodeableConcept | 
| 72. EHDSObservation.status | |
| Definition | The status of the result value. | 
| Short | C.10.19.8 - Status | 
| Control | 1..1 | 
| Binding | HL7 Observation status | 
| Type | CodeableConcept | 
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSObservation | |
| Definition | C.10 - EHDS refined base model for Observation information | 
| Short | Observation model | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSObservation.observationDate[x] | |
| Definition | Clinically relevant time or time period for the observation. | 
| Short | C.10.1 - Observation date | 
| Control | 1..1 | 
| Type | Choice of: dateTime, Period | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 4. EHDSObservation.observationCode | |
| Definition | Code representing the observation using the agreed code systems. | 
| Short | C.10.2 - Observation code | 
| Control | 1..1 | 
| Binding | LOINC, NPU, SNOMED CT | 
| Type | CodeableConcept | 
| 6. EHDSObservation.observationName | |
| Definition | Full name of the observation according to the used test coding standard. | 
| Short | C.10.3 - Observation name | 
| Control | 1..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. EHDSObservation.observationOriginalName | |
| Definition | Original (conventional) name of the observation | 
| Short | C.10.4 - Observation original name | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 10. EHDSObservation.observationMethod | |
| Definition | Observation method (measurement principle) to obtain the result. | 
| Short | C.10.5 - Observation method | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 12. EHDSObservation.observationDevice | |
| Definition | Device (e.g. analyser) that generates the measurements | 
| Short | C.10.6 - Observation device | 
| Control | 0..1 | 
| Binding | SNOMED CT, EMDN | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice | 
| 14. EHDSObservation.order | |
| Definition | Identifies order and order placer this observation belongs to. | 
| Short | C.10.7 - Order | 
| Control | 0..1 | 
| Type | Reference(Service request model) | 
| 16. EHDSObservation.performer | |
| Definition | Identifies the originator/author and provides provenance information about the source of the results data that may have not originated with the source of the whole Laboratory Report document. | 
| Short | C.10.8 - Performer | 
| Control | 0..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional | 
| 18. EHDSObservation.reporter | |
| Definition | With certain observation results, e.g. there may also be an interpreter or a person responsible for validation. | 
| Short | C.10.9 - Reporter | 
| Control | 0..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional | 
| 20. EHDSObservation.observationResult | |
| Definition | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation. | 
| Short | C.10.10 - Observation result | 
| Control | 1..1 | 
| Binding | SNOMED CT (for ordinal or nominal scale results and result interpretation), UCUM (for units) | 
| Type | Base | 
| 22. EHDSObservation.observationResult.textualResult | |
| Definition | Narrative text result | 
| Short | C.10.10.1 - Textual Result | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 24. EHDSObservation.observationResult.numericResult | |
| Definition | A numeric value or interval (open or closed) of the result, result units of the measurement should be provided Measurement uncertainty interval are provided if needed. | 
| Short | C.10.10.2 - Numeric Result | 
| Control | 0..1 | 
| Type | Base | 
| 26. EHDSObservation.observationResult.numericResult.numericValue[x] | |
| Definition | A numeric value or interval (open or closed) of the result | 
| Short | C.10.10.2.1 - Numeric value | 
| Control | 0..1 | 
| Type | Choice of: Quantity, Range | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 28. EHDSObservation.observationResult.numericResult.units | |
| Definition | Result units of the measurement | 
| Short | C.10.10.2.2 - Units | 
| Control | 0..1 | 
| Binding | UCUM | 
| Type | CodeableConcept | 
| 30. EHDSObservation.observationResult.numericResult.uncertainty | |
| Definition | Measurement uncertainty type and interval should be provided if needed. | 
| Short | C.10.10.2.3 - Uncertainty | 
| Control | 0..1 | 
| Type | Base | 
| 32. EHDSObservation.observationResult.codedResult | |
| Definition | A coded result from a selected coding system(s). This could be a code describing bacteria or other microorganism identified, description of urinary concernment, code explaining technical reason why the test could not be done etc. | 
| Short | C.10.10.3 - Coded Result | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 34. EHDSObservation.dataAbsentReason | |
| Definition | Provides a reason why the expected value in the element Observation.value[x] is missing. | 
| Short | C.10.11 - dataAbsentReason | 
| Control | 0..1 | 
| Binding | HL7 Data absent reason | 
| Type | CodeableConcept | 
| 36. EHDSObservation.referenceRange | |
| Definition | Reference range, multiple reference ranges of different types culd by providedProvides guide for interpretation of result. Reference ranges are usually implied only for a numeric scale type. Use of the same units for reference range and value is implied. | 
| Short | C.10.12 - Reference range | 
| Control | 0..* | 
| Type | Base | 
| 38. EHDSObservation.observationInterpretation | |
| Definition | Information about reference intervals and result interpretation. | 
| Short | C.10.13 - Observation interpretation | 
| Control | 0..* | 
| Binding | SNOMED CT, HL7 ObservationInterpretation | 
| Type | CodeableConcept | 
| 40. EHDSObservation.triggeredBy[x] | |
| Definition | Identifies the observation(s) that triggered the performance of this observation. | 
| Short | C.10.14 - Triggered by | 
| Control | 0..* | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSLaboratoryObservation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSObservation | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 42. EHDSObservation.hasMember[x] | |
| Definition | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group. | 
| Short | C.10.15 - Has member | 
| Control | 0..* | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSLaboratoryObservation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSObservation | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 44. EHDSObservation.resultDescription | |
| Definition | Comments and narrative representation of the observation result and findings. | 
| Short | C.10.16 - Result description | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 46. EHDSObservation.anatomicLocation | |
| Definition | Anatomic location and laterality where the observation should be or was performed. | 
| Short | C.10.17 - Anatomic location | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 48. EHDSObservation.subject | |
| Definition | The patient, or group of patients, location, device, organization, procedure or practitioner this observation is about. | 
| Short | C.10.18 - Subject | 
| Control | 1..1 | 
| Type | Reference(Patient model, Location model, Device model, Organization model, Health professional model, Procedure model) | 
| 50. EHDSObservation.component | |
| Definition | Some observations have multiple component observations. These component observations are expressed as separate code value pairs that share the same attributes. | 
| Short | C.10.19 - Component | 
| Control | 0..* | 
| Type | Base | 
| 52. EHDSObservation.component.code | |
| Definition | Code representing the observation using the agreed code systems. | 
| Short | C.10.19.1 - Code | 
| Control | 1..1 | 
| Binding | LOINC, NPU, SNOMED CT | 
| Type | CodeableConcept | 
| 54. EHDSObservation.component.textualResult | |
| Definition | Narrative text result | 
| Short | C.10.19.2 - Textual Result | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 56. EHDSObservation.component.numericResult | |
| Definition | A numeric value or interval (open or closed) of the result, result units of the measurement should be provided Measurement uncertainty interval are provided if needed. | 
| Short | C.10.19.3 - Numeric Result | 
| Control | 0..1 | 
| Type | Base | 
| 58. EHDSObservation.component.numericResult.numericValue[x] | |
| Definition | A numeric value or interval (open or closed) of the result | 
| Short | C.10.19.3.1 - Numeric value | 
| Control | 0..1 | 
| Type | Choice of: Quantity, Range | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 60. EHDSObservation.component.numericResult.units | |
| Definition | Result units of the measurement | 
| Short | C.10.19.3.2 - Units | 
| Control | 0..1 | 
| Binding | UCUM | 
| Type | CodeableConcept | 
| 62. EHDSObservation.component.numericResult.uncertainty | |
| Definition | Measurement uncertainty type and interval should be provided if needed. | 
| Short | C.10.19.3.3 - Uncertainty | 
| Control | 0..1 | 
| Type | Base | 
| 64. EHDSObservation.component.codedResult | |
| Definition | A coded result from a selected coding system(s). This could be a code describing bacteria or other microorganism identified, description of urinary concernment, code explaining technical reason why the test could not be done etc. | 
| Short | C.10.19.4 - Coded Result | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 66. EHDSObservation.component.dataAbsentReason | |
| Definition | Provides a reason why the expected value in the element Observation.value[x] is missing. | 
| Short | C.10.19.5 - dataAbsentReason | 
| Control | 0..1 | 
| Binding | HL7 Data absent reason | 
| Type | CodeableConcept | 
| 68. EHDSObservation.component.referenceRange | |
| Definition | Reference range, multiple reference ranges of different types culd by providedProvides guide for interpretation of result. Reference ranges are usually implied only for a numeric scale type. Use of the same units for reference range and value is implied. | 
| Short | C.10.19.6 - Reference range | 
| Control | 0..* | 
| Type | Base | 
| 70. EHDSObservation.component.observationInterpretation | |
| Definition | Information about reference intervals and result interpretation. | 
| Short | C.10.19.7 - Observation interpretation | 
| Control | 0..* | 
| Binding | SNOMED CT, HL7 ObservationInterpretation | 
| Type | CodeableConcept | 
| 72. EHDSObservation.status | |
| Definition | The status of the result value. | 
| Short | C.10.19.8 - Status | 
| Control | 1..1 | 
| Binding | HL7 Observation status | 
| Type | CodeableConcept | 
Guidance on how to interpret the contents of this table can be foundhere
| 0. EHDSObservation | |
| Definition | C.10 - EHDS refined base model for Observation information | 
| Short | Observation model | 
| Control | 0..* | 
| Is Modifier | false | 
| Logical Model | Instances of this logical model are not marked to be the target of a Reference | 
| 2. EHDSObservation.observationDate[x] | |
| Definition | Clinically relevant time or time period for the observation. | 
| Short | C.10.1 - Observation date | 
| Control | 1..1 | 
| Type | Choice of: dateTime, Period | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 4. EHDSObservation.observationCode | |
| Definition | Code representing the observation using the agreed code systems. | 
| Short | C.10.2 - Observation code | 
| Control | 1..1 | 
| Binding | LOINC, NPU, SNOMED CT | 
| Type | CodeableConcept | 
| 6. EHDSObservation.observationName | |
| Definition | Full name of the observation according to the used test coding standard. | 
| Short | C.10.3 - Observation name | 
| Control | 1..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. EHDSObservation.observationOriginalName | |
| Definition | Original (conventional) name of the observation | 
| Short | C.10.4 - Observation original name | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 10. EHDSObservation.observationMethod | |
| Definition | Observation method (measurement principle) to obtain the result. | 
| Short | C.10.5 - Observation method | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 12. EHDSObservation.observationDevice | |
| Definition | Device (e.g. analyser) that generates the measurements | 
| Short | C.10.6 - Observation device | 
| Control | 0..1 | 
| Binding | SNOMED CT, EMDN | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice | 
| 14. EHDSObservation.order | |
| Definition | Identifies order and order placer this observation belongs to. | 
| Short | C.10.7 - Order | 
| Control | 0..1 | 
| Type | Reference(Service request model) | 
| 16. EHDSObservation.performer | |
| Definition | Identifies the originator/author and provides provenance information about the source of the results data that may have not originated with the source of the whole Laboratory Report document. | 
| Short | C.10.8 - Performer | 
| Control | 0..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional | 
| 18. EHDSObservation.reporter | |
| Definition | With certain observation results, e.g. there may also be an interpreter or a person responsible for validation. | 
| Short | C.10.9 - Reporter | 
| Control | 0..1 | 
| Type | https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional | 
| 20. EHDSObservation.observationResult | |
| Definition | Result of the observation including text, numeric and coded results of the measurement and measurement uncertainty. Content of the observation result will vary according to the type of the observation. | 
| Short | C.10.10 - Observation result | 
| Control | 1..1 | 
| Binding | SNOMED CT (for ordinal or nominal scale results and result interpretation), UCUM (for units) | 
| Type | Base | 
| 22. EHDSObservation.observationResult.textualResult | |
| Definition | Narrative text result | 
| Short | C.10.10.1 - Textual Result | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 24. EHDSObservation.observationResult.numericResult | |
| Definition | A numeric value or interval (open or closed) of the result, result units of the measurement should be provided Measurement uncertainty interval are provided if needed. | 
| Short | C.10.10.2 - Numeric Result | 
| Control | 0..1 | 
| Type | Base | 
| 26. EHDSObservation.observationResult.numericResult.numericValue[x] | |
| Definition | A numeric value or interval (open or closed) of the result | 
| Short | C.10.10.2.1 - Numeric value | 
| Control | 0..1 | 
| Type | Choice of: Quantity, Range | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 28. EHDSObservation.observationResult.numericResult.units | |
| Definition | Result units of the measurement | 
| Short | C.10.10.2.2 - Units | 
| Control | 0..1 | 
| Binding | UCUM | 
| Type | CodeableConcept | 
| 30. EHDSObservation.observationResult.numericResult.uncertainty | |
| Definition | Measurement uncertainty type and interval should be provided if needed. | 
| Short | C.10.10.2.3 - Uncertainty | 
| Control | 0..1 | 
| Type | Base | 
| 32. EHDSObservation.observationResult.codedResult | |
| Definition | A coded result from a selected coding system(s). This could be a code describing bacteria or other microorganism identified, description of urinary concernment, code explaining technical reason why the test could not be done etc. | 
| Short | C.10.10.3 - Coded Result | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 34. EHDSObservation.dataAbsentReason | |
| Definition | Provides a reason why the expected value in the element Observation.value[x] is missing. | 
| Short | C.10.11 - dataAbsentReason | 
| Control | 0..1 | 
| Binding | HL7 Data absent reason | 
| Type | CodeableConcept | 
| 36. EHDSObservation.referenceRange | |
| Definition | Reference range, multiple reference ranges of different types culd by providedProvides guide for interpretation of result. Reference ranges are usually implied only for a numeric scale type. Use of the same units for reference range and value is implied. | 
| Short | C.10.12 - Reference range | 
| Control | 0..* | 
| Type | Base | 
| 38. EHDSObservation.observationInterpretation | |
| Definition | Information about reference intervals and result interpretation. | 
| Short | C.10.13 - Observation interpretation | 
| Control | 0..* | 
| Binding | SNOMED CT, HL7 ObservationInterpretation | 
| Type | CodeableConcept | 
| 40. EHDSObservation.triggeredBy[x] | |
| Definition | Identifies the observation(s) that triggered the performance of this observation. | 
| Short | C.10.14 - Triggered by | 
| Control | 0..* | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSLaboratoryObservation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSObservation | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 42. EHDSObservation.hasMember[x] | |
| Definition | This observation is a group observation (e.g. a battery, a panel of tests, a set of vital sign measurements) that includes the target as a member of the group. | 
| Short | C.10.15 - Has member | 
| Control | 0..* | 
| Type | Choice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSLaboratoryObservation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSObservation | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 44. EHDSObservation.resultDescription | |
| Definition | Comments and narrative representation of the observation result and findings. | 
| Short | C.10.16 - Result description | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 46. EHDSObservation.anatomicLocation | |
| Definition | Anatomic location and laterality where the observation should be or was performed. | 
| Short | C.10.17 - Anatomic location | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 48. EHDSObservation.subject | |
| Definition | The patient, or group of patients, location, device, organization, procedure or practitioner this observation is about. | 
| Short | C.10.18 - Subject | 
| Control | 1..1 | 
| Type | Reference(Patient model, Location model, Device model, Organization model, Health professional model, Procedure model) | 
| 50. EHDSObservation.component | |
| Definition | Some observations have multiple component observations. These component observations are expressed as separate code value pairs that share the same attributes. | 
| Short | C.10.19 - Component | 
| Control | 0..* | 
| Type | Base | 
| 52. EHDSObservation.component.code | |
| Definition | Code representing the observation using the agreed code systems. | 
| Short | C.10.19.1 - Code | 
| Control | 1..1 | 
| Binding | LOINC, NPU, SNOMED CT | 
| Type | CodeableConcept | 
| 54. EHDSObservation.component.textualResult | |
| Definition | Narrative text result | 
| Short | C.10.19.2 - Textual Result | 
| Control | 0..1 | 
| Type | string | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 56. EHDSObservation.component.numericResult | |
| Definition | A numeric value or interval (open or closed) of the result, result units of the measurement should be provided Measurement uncertainty interval are provided if needed. | 
| Short | C.10.19.3 - Numeric Result | 
| Control | 0..1 | 
| Type | Base | 
| 58. EHDSObservation.component.numericResult.numericValue[x] | |
| Definition | A numeric value or interval (open or closed) of the result | 
| Short | C.10.19.3.1 - Numeric value | 
| Control | 0..1 | 
| Type | Choice of: Quantity, Range | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 60. EHDSObservation.component.numericResult.units | |
| Definition | Result units of the measurement | 
| Short | C.10.19.3.2 - Units | 
| Control | 0..1 | 
| Binding | UCUM | 
| Type | CodeableConcept | 
| 62. EHDSObservation.component.numericResult.uncertainty | |
| Definition | Measurement uncertainty type and interval should be provided if needed. | 
| Short | C.10.19.3.3 - Uncertainty | 
| Control | 0..1 | 
| Type | Base | 
| 64. EHDSObservation.component.codedResult | |
| Definition | A coded result from a selected coding system(s). This could be a code describing bacteria or other microorganism identified, description of urinary concernment, code explaining technical reason why the test could not be done etc. | 
| Short | C.10.19.4 - Coded Result | 
| Control | 0..1 | 
| Binding | SNOMED CT | 
| Type | CodeableConcept | 
| 66. EHDSObservation.component.dataAbsentReason | |
| Definition | Provides a reason why the expected value in the element Observation.value[x] is missing. | 
| Short | C.10.19.5 - dataAbsentReason | 
| Control | 0..1 | 
| Binding | HL7 Data absent reason | 
| Type | CodeableConcept | 
| 68. EHDSObservation.component.referenceRange | |
| Definition | Reference range, multiple reference ranges of different types culd by providedProvides guide for interpretation of result. Reference ranges are usually implied only for a numeric scale type. Use of the same units for reference range and value is implied. | 
| Short | C.10.19.6 - Reference range | 
| Control | 0..* | 
| Type | Base | 
| 70. EHDSObservation.component.observationInterpretation | |
| Definition | Information about reference intervals and result interpretation. | 
| Short | C.10.19.7 - Observation interpretation | 
| Control | 0..* | 
| Binding | SNOMED CT, HL7 ObservationInterpretation | 
| Type | CodeableConcept | 
| 72. EHDSObservation.status | |
| Definition | The status of the result value. | 
| Short | C.10.19.8 - Status | 
| Control | 1..1 | 
| Binding | HL7 Observation status | 
| Type | CodeableConcept |