FHIR IG Statistics: StructureDefinition/PQ
Resources that use this resource
Resources that this resource uses
| StructureDefinition |
| PQR | PQR: PhysicalQuantityRepresentation (V3 Data Type) |
| QTY | QTY: Quantity (V3 Data Type) |
| cs-simple | cs: Coded Simple Value |
| real-simple | real: Real Number |
Narrative
Note: links and images are rebased to the (stated) source
A dimensioned quantity expressing the result of a measurement act.
Source
{
"resourceType": "StructureDefinition",
"id": "PQ",
"text": {
"status": "generated",
"div": "<!-- snip (see above) -->"
},
"extension": [
{
"url": "http://hl7.org/fhir/tools/StructureDefinition/logical-target",
"_valueBoolean": {
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/data-absent-reason",
"valueCode": "not-applicable"
}
]
}
},
{
"url": "http://hl7.org/fhir/tools/StructureDefinition/xml-namespace",
"valueUri": "urn:hl7-org:v3"
},
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
"valueCode": "can-bind"
},
{
"url": "http://hl7.org/fhir/tools/StructureDefinition/elementdefinition-binding-style",
"valueCode": "CDA"
},
{
"url": "http://hl7.org/fhir/tools/StructureDefinition/logical-container",
"valueUri": "http://hl7.org/cda/stds/core/StructureDefinition/ClinicalDocument"
}
],
"url": "http://hl7.org/cda/stds/core/StructureDefinition/PQ",
"version": "1.0.0",
"name": "PQ",
"title": "PQ: PhysicalQuantity (V3 Data Type)",
"status": "active",
"experimental": false,
"date": "2025-07-21T22:05:27+00:00",
"publisher": "HL7",
"description": "A dimensioned quantity expressing the result of measuring.",
"fhirVersion": "5.0.0",
"mapping": [
{
"identity": "rim",
"uri": "http://hl7.org/v3",
"name": "RIM Mapping"
}
],
"kind": "logical",
"abstract": false,
"type": "http://hl7.org/cda/stds/core/StructureDefinition/PQ",
"baseDefinition": "http://hl7.org/cda/stds/core/StructureDefinition/QTY",
"derivation": "specialization",
"snapshot": {
"extension": [
{
"url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
"valueString": "1.0.0"
}
],
"element": [
{
"id": "PQ",
"path": "PQ",
"short": "Base for all types and resources",
"definition": "A dimensioned quantity expressing the result of a measurement act.",
"min": 1,
"max": "*",
"base": {
"path": "Base",
"min": 0,
"max": "*"
},
"isModifier": false,
"mapping": [
{
"identity": "rim",
"map": "n/a"
}
]
},
{
"id": "PQ.nullFlavor",
"path": "PQ.nullFlavor",
"representation": [
"xmlAttr"
],
"label": "Exceptional Value Detail",
"definition": "If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.",
"min": 0,
"max": "1",
"base": {
"path": "ANY.nullFlavor",
"min": 0,
"max": "1"
},
"type": [
{
"code": "code",
"profile": [
"http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
]
}
],
"binding": {
"strength": "required",
"valueSet": "http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor"
}
},
{
"id": "PQ.unit",
"path": "PQ.unit",
"representation": [
"xmlAttr"
],
"label": "Unit of Measure",
"definition": "The unit of measure specified in the Unified Code for Units of Measure (UCUM) [].",
"min": 0,
"max": "1",
"base": {
"path": "PQ.unit",
"min": 0,
"max": "1"
},
"type": [
{
"code": "code",
"profile": [
"http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
]
}
],
"defaultValueCode": "1"
},
{
"id": "PQ.value",
"path": "PQ.value",
"representation": [
"xmlAttr"
],
"label": "Maginitude Value",
"definition": "The magnitude of the quantity measured in terms of the unit.",
"min": 0,
"max": "1",
"base": {
"path": "PQ.value",
"min": 0,
"max": "1"
},
"type": [
{
"code": "decimal",
"profile": [
"http://hl7.org/cda/stds/core/StructureDefinition/real-simple"
]
}
]
},
{
"id": "PQ.translation",
"path": "PQ.translation",
"label": "Translation",
"definition": "An alternative representation of the same physical quantity expressed in a different unit, of a different unit code system and possibly with a different value.",
"min": 0,
"max": "*",
"base": {
"path": "PQ.translation",
"min": 0,
"max": "*"
},
"type": [
{
"code": "http://hl7.org/cda/stds/core/StructureDefinition/PQR"
}
]
}
]
},
"differential": {
"element": [
{
"id": "PQ",
"path": "PQ",
"definition": "A dimensioned quantity expressing the result of a measurement act.",
"min": 1,
"max": "*"
},
{
"id": "PQ.unit",
"path": "PQ.unit",
"representation": [
"xmlAttr"
],
"label": "Unit of Measure",
"definition": "The unit of measure specified in the Unified Code for Units of Measure (UCUM) [].",
"min": 0,
"max": "1",
"type": [
{
"code": "code",
"profile": [
"http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
]
}
],
"defaultValueCode": "1"
},
{
"id": "PQ.value",
"path": "PQ.value",
"representation": [
"xmlAttr"
],
"label": "Maginitude Value",
"definition": "The magnitude of the quantity measured in terms of the unit.",
"min": 0,
"max": "1",
"type": [
{
"code": "decimal",
"profile": [
"http://hl7.org/cda/stds/core/StructureDefinition/real-simple"
]
}
]
},
{
"id": "PQ.translation",
"path": "PQ.translation",
"label": "Translation",
"definition": "An alternative representation of the same physical quantity expressed in a different unit, of a different unit code system and possibly with a different value.",
"min": 0,
"max": "*",
"type": [
{
"code": "http://hl7.org/cda/stds/core/StructureDefinition/PQR"
}
]
}
]
}
}
FHIR