2026 US Quality Core Implementation Guide
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2026 US Quality Core Implementation Guide - Local Development build (v0.5.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

: Gestation age at birth observation example - TTL Representation

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@prefix fhir: <http://hl7.org/fhir/> .
@prefix loinc: <http://loinc.org/rdf#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

# - resource -------------------------------------------------------------------

<http://hl7.org/fhir/Observation/example-gestation> a fhir:Observation ;
  fhir:nodeRole fhir:treeRoot ;
  fhir:Resource.id [ fhir:value "example-gestation"] ;
  fhir:Resource.meta [
     fhir:Meta.profile [
       fhir:value "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-simple-observation" ;
       fhir:index 0 ;
       fhir:link <http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-simple-observation>
     ]
  ] ;
  fhir:DomainResource.text [
     fhir:Narrative.status [ fhir:value "generated" ] ;
     fhir:Narrative.div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: Observation example-gestation</b></p><a name=\"example-gestation\"> </a><a name=\"hcexample-gestation\"> </a><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\"/><p style=\"margin-bottom: 0px\">Profile: <a href=\"StructureDefinition-us-quality-core-simple-observation.html\">US Quality Core Simple Observation</a></p></div><p><b>status</b>: Final</p><p><b>category</b>: <span title=\"Codes:{http://terminology.hl7.org/CodeSystem/observation-category exam}\">exam</span></p><p><b>code</b>: <span title=\"Codes:{http://loinc.org 76516-4}\">Gestational age--at birth</span></p><p><b>subject</b>: <a href=\"Patient-example-2.html\">Sarah Hugankiss (official) Female, DoB: 1946-09-25 ( Social Security number (use: usual, period: 1995-05-06 --&gt; (ongoing)))</a></p><p><b>encounter</b>: <a href=\"Encounter-example.html\">Encounter: identifier = http://example.org/encounters#ENC-20130404-appendicitis; status = finished; class = inpatient encounter (ActCode#IMP); type = Initial hospital inpatient or observation care, per day, for the evaluation and management of a patient, which requires a medically appropriate history and/or examination and high level of medical decision making. When using total time on the date of the encounter for code selection, 75 minutes must be met or exceeded.; period = 2013-04-04 18:00:00-0400 --&gt; 2013-04-06 11:00:00-0400</a></p><p><b>effective</b>: 2022-04-09</p><p><b>performer</b>: <a href=\"Organization-example1.html\">Hendricks Country Hospital</a></p><p><b>value</b>: 37 week<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM  codewk = 'wk')</span></p></div>"
  ] ;
  fhir:Observation.status [ fhir:value "final"] ;
  fhir:Observation.category [
     fhir:index 0 ;
     fhir:CodeableConcept.coding [
       fhir:index 0 ;
       fhir:Coding.system [ fhir:value "http://terminology.hl7.org/CodeSystem/observation-category" ] ;
       fhir:Coding.code [ fhir:value "exam" ] ;
       fhir:Coding.display [ fhir:value "exam" ]
     ]
  ] ;
  fhir:Observation.code [
     fhir:CodeableConcept.coding [
       fhir:index 0 ;
       a loinc:76516-4 ;
       fhir:Coding.system [ fhir:value "http://loinc.org" ] ;
       fhir:Coding.code [ fhir:value "76516-4" ] ;
       fhir:Coding.display [ fhir:value "Gestational age--at birth" ]
     ]
  ] ;
  fhir:Observation.subject [
     fhir:link <http://hl7.org/fhir/Patient/example-2> ;
     fhir:Reference.reference [ fhir:value "Patient/example-2" ]
  ] ;
  fhir:Observation.encounter [
     fhir:link <http://hl7.org/fhir/Encounter/example> ;
     fhir:Reference.reference [ fhir:value "Encounter/example" ]
  ] ;
  fhir:Observation.effectiveDateTime [ fhir:value "2022-04-09"^^xsd:date] ;
  fhir:Observation.performer [
     fhir:index 0 ;
     fhir:link <http://hl7.org/fhir/Organization/example1> ;
     fhir:Reference.reference [ fhir:value "Organization/example1" ] ;
     fhir:Reference.display [ fhir:value "Hendricks Country Hospital" ]
  ] ;
  fhir:Observation.valueQuantity [
     fhir:Quantity.value [ fhir:value "37"^^xsd:decimal ] ;
     fhir:Quantity.unit [ fhir:value "week" ] ;
     fhir:Quantity.system [ fhir:value "http://unitsofmeasure.org" ] ;
     fhir:Quantity.code [ fhir:value "wk" ]
  ] .

<http://hl7.org/fhir/Patient/example-2> a fhir:Patient .

<http://hl7.org/fhir/Encounter/example> a fhir:Encounter .

<http://hl7.org/fhir/Organization/example1> a fhir:Organization .

# - ontology header ------------------------------------------------------------

<http://hl7.org/fhir/Observation/example-gestation.ttl> a owl:Ontology ;
  owl:imports fhir:fhir.ttl ;
  owl:versionIRI <http://build.fhir.org/Observation/example-gestation.ttl> .