EHDS openEHR data exchange
0.1.0 - ci-build

EHDS openEHR data exchange, published by Ian. 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/freshehr/EHDS-openEHR-FHIR-IG/ and changes regularly. See the Directory of published versions

Logical Model: DvQuantity

Official URL: https://ianbennett.github.io/ExampleIG_Ian/StructureDefinition/DvQuantity Version: 0.1.0
Draft as of 2026-03-25 Computable Name: DvQuantity

Original Source: specifications.openehr.org

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Profile Content

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

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. DvQuantity C 0..* DV_QUANTITY Quantity

Elements defined in Ancestors:CR, LF, Local_terminology_id, normal_status, normal_range, other_reference_ranges, magnitude_status, accuracy, accuracy_is_percent, accuracy, magnitude, precision, units, normal_range, other_reference_ranges, units_system, units_display_name
Constraints: Other_reference_ranges_validity, Is_simple_validity, Normal_range_and_status_consistency, Magnitude_status_valid, Accuracy_is_percent_validity, Accuracy_validity
... CR 1..1 string Carriage return character.
... LF 1..1 string Line feed character.
... Local_terminology_id 1..1 string Predefined terminology identifier
... normal_range 0..1 DV_INTERVAL<DV_QUANTITY> Optional normal range.
... other_reference_ranges 0..* REFERENCE_RANGE<DV_QUANTITY> Optional tagged other reference ranges for this value in its particular measurement context.
... magnitude_status 0..1 string Optional status of magnitude with values: * `"="` : magnitude is a point value * `"<"` : value is < magnitude * `">"` : value is > magnitude * `"<="` : value is <= magnitude * `">="` : value is >= magnitude * `"~"` : value is approximately magnitude If not present, assumed meaning is `"="` .
... accuracy 0..1 decimal Accuracy of measurement, expressed either as a half-range percent value (`_accuracy_is_percent_` = `True`) or a half-range quantity.
... accuracy_is_percent 0..1 boolean If `True`, indicates that when this object was created, `_accuracy_` was recorded as a percent value; if `False`, as an absolute quantity value.
... magnitude 1..1 decimal Numeric magnitude of the quantity.
... precision 0..1 integer Precision to which the value of the quantity is expressed, in terms of number of decimal places.
... units 1..1 string Quantity units, expressed as a code or syntax string from either UCUM (the default) or the units system specified in `_units_system_`, when set.
... units_system 0..1 string Optional field used to specify a units system from which codes in `_units_` are defined.
... units_display_name 0..1 string Optional field containing the displayable form of the `_units_` field, e.

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
Accuracy_is_percent_validity error DvQuantity Accuracy is percent validity must satisfy conditional constraints accuracy = 0 implies accuracy_is_percent.not()
Accuracy_validity error DvQuantity Accuracy validity must satisfy conditional constraints accuracy_is_percent implies valid_percentage() (accuracy)
Is_simple_validity error DvQuantity Is simple validity must satisfy conditional constraints (normal_range .empty() and other_reference_ranges .empty()) implies is_simple()
Magnitude_status_valid error DvQuantity Magnitude status valid must be present magnitude_status.exists() implies valid_magnitude_status() (magnitude_status)
Normal_range_and_status_consistency error DvQuantity Normal range and status consistency must be present (normal_range.exists() and normal_status.exists()) implies (normal_status.code_string.is_equal (“N”) xor normal_range.not().has (self))
Other_reference_ranges_validity error DvQuantity Other reference ranges validity must be present other_reference_ranges.exists() implies other_reference_ranges.empty().not()

This structure is derived from DV_QUANTITY

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. DvQuantity 0..* DV_QUANTITY Quantity

Elements defined in Ancestors:CR, LF, Local_terminology_id, normal_status, normal_range, other_reference_ranges, magnitude_status, accuracy, accuracy_is_percent, accuracy, magnitude, precision, units, normal_range, other_reference_ranges, units_system, units_display_name

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. DvQuantity C 0..* DV_QUANTITY Quantity

Elements defined in Ancestors:CR, LF, Local_terminology_id, normal_status, normal_range, other_reference_ranges, magnitude_status, accuracy, accuracy_is_percent, accuracy, magnitude, precision, units, normal_range, other_reference_ranges, units_system, units_display_name
Constraints: Other_reference_ranges_validity, Is_simple_validity, Normal_range_and_status_consistency, Magnitude_status_valid, Accuracy_is_percent_validity, Accuracy_validity
... CR 1..1 string Carriage return character.
... LF 1..1 string Line feed character.
... Local_terminology_id 1..1 string Predefined terminology identifier
... normal_range 0..1 DV_INTERVAL<DV_QUANTITY> Optional normal range.
... other_reference_ranges 0..* REFERENCE_RANGE<DV_QUANTITY> Optional tagged other reference ranges for this value in its particular measurement context.
... magnitude_status 0..1 string Optional status of magnitude with values: * `"="` : magnitude is a point value * `"<"` : value is < magnitude * `">"` : value is > magnitude * `"<="` : value is <= magnitude * `">="` : value is >= magnitude * `"~"` : value is approximately magnitude If not present, assumed meaning is `"="` .
... accuracy 0..1 decimal Accuracy of measurement, expressed either as a half-range percent value (`_accuracy_is_percent_` = `True`) or a half-range quantity.
... accuracy_is_percent 0..1 boolean If `True`, indicates that when this object was created, `_accuracy_` was recorded as a percent value; if `False`, as an absolute quantity value.
... magnitude 1..1 decimal Numeric magnitude of the quantity.
... precision 0..1 integer Precision to which the value of the quantity is expressed, in terms of number of decimal places.
... units 1..1 string Quantity units, expressed as a code or syntax string from either UCUM (the default) or the units system specified in `_units_system_`, when set.
... units_system 0..1 string Optional field used to specify a units system from which codes in `_units_` are defined.
... units_display_name 0..1 string Optional field containing the displayable form of the `_units_` field, e.

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
Accuracy_is_percent_validity error DvQuantity Accuracy is percent validity must satisfy conditional constraints accuracy = 0 implies accuracy_is_percent.not()
Accuracy_validity error DvQuantity Accuracy validity must satisfy conditional constraints accuracy_is_percent implies valid_percentage() (accuracy)
Is_simple_validity error DvQuantity Is simple validity must satisfy conditional constraints (normal_range .empty() and other_reference_ranges .empty()) implies is_simple()
Magnitude_status_valid error DvQuantity Magnitude status valid must be present magnitude_status.exists() implies valid_magnitude_status() (magnitude_status)
Normal_range_and_status_consistency error DvQuantity Normal range and status consistency must be present (normal_range.exists() and normal_status.exists()) implies (normal_status.code_string.is_equal (“N”) xor normal_range.not().has (self))
Other_reference_ranges_validity error DvQuantity Other reference ranges validity must be present other_reference_ranges.exists() implies other_reference_ranges.empty().not()

This structure is derived from DV_QUANTITY

Summary

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. DvQuantity C 0..* DV_QUANTITY Quantity

Elements defined in Ancestors:CR, LF, Local_terminology_id, normal_status, normal_range, other_reference_ranges, magnitude_status, accuracy, accuracy_is_percent, accuracy, magnitude, precision, units, normal_range, other_reference_ranges, units_system, units_display_name
Constraints: Other_reference_ranges_validity, Is_simple_validity, Normal_range_and_status_consistency, Magnitude_status_valid, Accuracy_is_percent_validity, Accuracy_validity
... CR 1..1 string Carriage return character.
... LF 1..1 string Line feed character.
... Local_terminology_id 1..1 string Predefined terminology identifier
... normal_range 0..1 DV_INTERVAL<DV_QUANTITY> Optional normal range.
... other_reference_ranges 0..* REFERENCE_RANGE<DV_QUANTITY> Optional tagged other reference ranges for this value in its particular measurement context.
... magnitude_status 0..1 string Optional status of magnitude with values: * `"="` : magnitude is a point value * `"<"` : value is < magnitude * `">"` : value is > magnitude * `"<="` : value is <= magnitude * `">="` : value is >= magnitude * `"~"` : value is approximately magnitude If not present, assumed meaning is `"="` .
... accuracy 0..1 decimal Accuracy of measurement, expressed either as a half-range percent value (`_accuracy_is_percent_` = `True`) or a half-range quantity.
... accuracy_is_percent 0..1 boolean If `True`, indicates that when this object was created, `_accuracy_` was recorded as a percent value; if `False`, as an absolute quantity value.
... magnitude 1..1 decimal Numeric magnitude of the quantity.
... precision 0..1 integer Precision to which the value of the quantity is expressed, in terms of number of decimal places.
... units 1..1 string Quantity units, expressed as a code or syntax string from either UCUM (the default) or the units system specified in `_units_system_`, when set.
... units_system 0..1 string Optional field used to specify a units system from which codes in `_units_` are defined.
... units_display_name 0..1 string Optional field containing the displayable form of the `_units_` field, e.

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
Accuracy_is_percent_validity error DvQuantity Accuracy is percent validity must satisfy conditional constraints accuracy = 0 implies accuracy_is_percent.not()
Accuracy_validity error DvQuantity Accuracy validity must satisfy conditional constraints accuracy_is_percent implies valid_percentage() (accuracy)
Is_simple_validity error DvQuantity Is simple validity must satisfy conditional constraints (normal_range .empty() and other_reference_ranges .empty()) implies is_simple()
Magnitude_status_valid error DvQuantity Magnitude status valid must be present magnitude_status.exists() implies valid_magnitude_status() (magnitude_status)
Normal_range_and_status_consistency error DvQuantity Normal range and status consistency must be present (normal_range.exists() and normal_status.exists()) implies (normal_status.code_string.is_equal (“N”) xor normal_range.not().has (self))
Other_reference_ranges_validity error DvQuantity Other reference ranges validity must be present other_reference_ranges.exists() implies other_reference_ranges.empty().not()

Differential View

This structure is derived from DV_QUANTITY

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. DvQuantity 0..* DV_QUANTITY Quantity

Elements defined in Ancestors:CR, LF, Local_terminology_id, normal_status, normal_range, other_reference_ranges, magnitude_status, accuracy, accuracy_is_percent, accuracy, magnitude, precision, units, normal_range, other_reference_ranges, units_system, units_display_name

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. DvQuantity C 0..* DV_QUANTITY Quantity

Elements defined in Ancestors:CR, LF, Local_terminology_id, normal_status, normal_range, other_reference_ranges, magnitude_status, accuracy, accuracy_is_percent, accuracy, magnitude, precision, units, normal_range, other_reference_ranges, units_system, units_display_name
Constraints: Other_reference_ranges_validity, Is_simple_validity, Normal_range_and_status_consistency, Magnitude_status_valid, Accuracy_is_percent_validity, Accuracy_validity
... CR 1..1 string Carriage return character.
... LF 1..1 string Line feed character.
... Local_terminology_id 1..1 string Predefined terminology identifier
... normal_range 0..1 DV_INTERVAL<DV_QUANTITY> Optional normal range.
... other_reference_ranges 0..* REFERENCE_RANGE<DV_QUANTITY> Optional tagged other reference ranges for this value in its particular measurement context.
... magnitude_status 0..1 string Optional status of magnitude with values: * `"="` : magnitude is a point value * `"<"` : value is < magnitude * `">"` : value is > magnitude * `"<="` : value is <= magnitude * `">="` : value is >= magnitude * `"~"` : value is approximately magnitude If not present, assumed meaning is `"="` .
... accuracy 0..1 decimal Accuracy of measurement, expressed either as a half-range percent value (`_accuracy_is_percent_` = `True`) or a half-range quantity.
... accuracy_is_percent 0..1 boolean If `True`, indicates that when this object was created, `_accuracy_` was recorded as a percent value; if `False`, as an absolute quantity value.
... magnitude 1..1 decimal Numeric magnitude of the quantity.
... precision 0..1 integer Precision to which the value of the quantity is expressed, in terms of number of decimal places.
... units 1..1 string Quantity units, expressed as a code or syntax string from either UCUM (the default) or the units system specified in `_units_system_`, when set.
... units_system 0..1 string Optional field used to specify a units system from which codes in `_units_` are defined.
... units_display_name 0..1 string Optional field containing the displayable form of the `_units_` field, e.

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
Accuracy_is_percent_validity error DvQuantity Accuracy is percent validity must satisfy conditional constraints accuracy = 0 implies accuracy_is_percent.not()
Accuracy_validity error DvQuantity Accuracy validity must satisfy conditional constraints accuracy_is_percent implies valid_percentage() (accuracy)
Is_simple_validity error DvQuantity Is simple validity must satisfy conditional constraints (normal_range .empty() and other_reference_ranges .empty()) implies is_simple()
Magnitude_status_valid error DvQuantity Magnitude status valid must be present magnitude_status.exists() implies valid_magnitude_status() (magnitude_status)
Normal_range_and_status_consistency error DvQuantity Normal range and status consistency must be present (normal_range.exists() and normal_status.exists()) implies (normal_status.code_string.is_equal (“N”) xor normal_range.not().has (self))
Other_reference_ranges_validity error DvQuantity Other reference ranges validity must be present other_reference_ranges.exists() implies other_reference_ranges.empty().not()

This structure is derived from DV_QUANTITY

Summary

 

Other representations of profile: CSV, Excel