<?xml version="1.0" encoding="UTF-8"?><Observation xmlns="http://hl7.org/fhir">
  <id value="gcs-qa"/>
  <!--   the mandatory quality flags:   -->
  <meta>
    <security>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
      <code value="HTEST"/>
      <display value="test health data"/>
    </security>
  </meta>
  <status value="final"/>
  <!--  
    Observations are often coded in multiple code systems.
      - LOINC
		- or SNOMED
      -and/or the source system may provides its own "local" code, which may be less or more granular than LOINC.
	In this example there is only LOINC
    -->
  <code>
    <!--   LOINC - always recommended to have a LOINC code   -->
    <coding>
      <system value="http://loinc.org"/>
      <code value="9269-2"/>
      <display value="Glasgow coma score total"/>
    </coding>
    <text value="Glasgow Coma Scale , (GCS)"/>
  </code>
  <subject>
    <reference value="Patient/example"/>
    <display value="Peter James Chalmers"/>
  </subject>
  <effectiveDateTime value="2014-12-11T04:44:16Z"/>
  <!--   In FHIR, units may be represented twice. Once in the
    agreed human representation, and once in a coded form.
    In this example the UCUM unit is provided but no human representation since this is often not displayed
     -->
  <valueQuantity>
    <value value="13"/>
    <system value="http://unitsofmeasure.org"/>
    <code value="{score}"/>
  </valueQuantity>
  <referenceRange>
    <high>
      <value value="8"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="{score}"/>
    </high>
    <!--   meaning as text   -->
    <type>
      <text value="Severe TBI"/>
    </type>
  </referenceRange>
  <referenceRange>
    <low>
      <value value="9"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="{score}"/>
    </low>
    <high>
      <value value="12"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="{score}"/>
    </high>
    <!--   meaning as text   -->
    <type>
      <text value="Moderate TBI"/>
    </type>
  </referenceRange>
  <referenceRange>
    <low>
      <value value="13"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="{score}"/>
    </low>
    <!--   meaning as text   -->
    <type>
      <text value="Mild TBI"/>
    </type>
  </referenceRange>
  <!--   put the references to the QuestionnairAnswer example here using the derived-From type    -->
  <derivedFrom>
    <reference value="QuestionnaireResponse/gcs"/>
    <display value="GCS form results"/>
  </derivedFrom>
</Observation>