SDC-Weight and Height Tracking Panel - XML Representation

Structured Data Capture, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 3.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/sdc/ and changes regularly. See the Directory of published versions
: SDC-Weight and Height Tracking Panel - XML Representation

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<Questionnaire xmlns="http://hl7.org/fhir">
  <id value="questionnaire-sdc-profile-example-weight-height-tracking-panel"/>
  <meta>
    <profile
             value="http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire"/>
  </meta>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><b>Structure</b><table border="1" cellpadding="0" cellspacing="0" style="border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;"><tr style="border: 2px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top"><th style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/formats.html#table" title="The linkId for the item">LinkId</a></th><th style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/formats.html#table" title="Text for the item">Text</a></th><th style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/formats.html#table" title="Minimum and Maximum # of times the the itemcan appear in the instance">Cardinality</a></th><th style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/formats.html#table" title="The type of the item">Type</a></th><th style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/formats.html#table" title="Other attributes of the item">Flags</a></th><th style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/formats.html#table" title="Additional information about the item">Description &amp; Constraints</a><span style="float: right"><a href="http://hl7.org/fhir/R4/formats.html#table" title="Legend for this format"><img src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/></a></span></th></tr><tr style="border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon_q_root.gif" alt="." style="background-color: white; background-color: inherit" title="QuestionnaireRoot" class="hierarchy"/> WeightHeightTrackingPanel</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">A weight &amp; height panel (from LOINC) with a FHIRPath rule for calculating the BMI.</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"></td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Questionnaire</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"></td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">http://hl7.org/fhir/uv/sdc/Questionnaire/questionnaire-sdc-profile-example-weight-height-tracking-panel#3.0.0</td></tr>
<tr style="border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" id="item./29463-7" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon-q-decimal.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Decimal" class="hierarchy"/> /29463-7</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Weight</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/codesystem-item-type.html#item-type-decimal">decimal</a></td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/uv/sdc/StructureDefinition-sdc-questionnaire-observationLinkPeriod.html" title="Is linked to an observation"><img src="icon-qi-observation.png" alt="icon"/></a></td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/></tr>
<tr style="border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" id="item./8352-7" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon-q-coding.png" alt="." style="background-color: white; background-color: inherit" title="Coding" class="hierarchy"/> /8352-7</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Clothing worn during measure</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/codesystem-item-type.html#item-type-choice">choice</a></td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Options: <a href="#opt-item./8352-7">3 options</a></td></tr>
<tr style="border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" id="item./8302-2" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon-q-decimal.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Decimal" class="hierarchy"/> /8302-2</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Body height</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/codesystem-item-type.html#item-type-decimal">decimal</a></td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/uv/sdc/StructureDefinition-sdc-questionnaire-observationLinkPeriod.html" title="Is linked to an observation"><img src="icon-qi-observation.png" alt="icon"/></a></td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/></tr>
<tr style="border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white"><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)" id="item./39156-5" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon-q-decimal.png" alt="." style="background-color: white; background-color: inherit" title="Decimal" class="hierarchy"/> /39156-5</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">BMI</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/codesystem-item-type.html#item-type-decimal">decimal</a></td><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : left; background-color: white; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Expressions: <ul><li style="font-size: 11px"><a href="http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-calculatedExpression">Calculated Value</a>: <code>(%weight/(%height.power(2))).round(1)</code></li></ul></td></tr>
<tr style="border: 1px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7"><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)" id="item./8361-8" class="hierarchy"><img src="tbl_spacer.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="tbl_vjoin_end.png" alt="." style="background-color: inherit" class="hierarchy"/><img src="icon-q-coding.png" alt="." style="background-color: #F7F7F7; background-color: inherit" title="Coding" class="hierarchy"/> /8361-8</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Bdy position with respect to gravity</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">0..1</td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"><a href="http://hl7.org/fhir/R4/codesystem-item-type.html#item-type-choice">choice</a></td><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy"/><td style="vertical-align: top; text-align : left; background-color: #F7F7F7; border: 1px #F0F0F0 solid; padding:0px 4px 0px 4px" class="hierarchy">Options: <a href="#opt-item./8361-8">3 options</a></td></tr>
<tr><td colspan="6" class="hierarchy"><br/><a href="http://hl7.org/fhir/R4/formats.html#table" title="Legend for this format"><img src="data:image/png;base64,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" alt="doco" style="background-color: inherit"/> Documentation for this format</a></td></tr></table><hr/><p><b>Option Sets</b></p><a name="opt-item./8352-7"> </a><p><b>Answer options for /8352-7</b></p><ul><li style="font-size: 11px">http://loinc.org#LA11871-3 (&quot;Underwear or less&quot;)</li><li style="font-size: 11px">http://loinc.org#LA11872-1 (&quot;Street clothes, no shoes&quot;)</li><li style="font-size: 11px">http://loinc.org#LA11873-9 (&quot;Street clothes &amp; shoes&quot;)</li></ul><a name="opt-item./8361-8"> </a><p><b>Answer options for /8361-8</b></p><ul><li style="font-size: 11px">http://loinc.org#LA11868-9 (&quot;Sitting&quot;)</li><li style="font-size: 11px">http://loinc.org#LA11869-7 (&quot;Lying&quot;)</li><li style="font-size: 11px">http://loinc.org#LA11870-5 (&quot;Standing&quot;)</li></ul></div>
  </text>
  <extension url="http://hl7.org/fhir/StructureDefinition/variable">
    <valueExpression>
      <name value="weight"/>
      <language value="text/fhirpath"/>
      <expression
                  value="%resource.item.where(linkId='/29463-7').answer.value"/>
    </valueExpression>
  </extension>
  <extension url="http://hl7.org/fhir/StructureDefinition/variable">
    <valueExpression>
      <name value="height"/>
      <language value="text/fhirpath"/>
      <expression
                  value="%resource.item.where(linkId='/8302-2').answer.value*0.0254"/>
    </valueExpression>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="draft"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="0"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-performerType">
    <valueCode value="Practitioner"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir"/>
  </extension>
  <url
       value="http://hl7.org/fhir/uv/sdc/Questionnaire/questionnaire-sdc-profile-example-weight-height-tracking-panel"/>
  <identifier>
    <system value="http://loinc.org"/>
    <value value="55418-8"/>
  </identifier>
  <version value="3.0.0"/>
  <name value="WeightHeightTrackingPanel"/>
  <title value="Weight &amp; Height tracking panel"/>
  <status value="draft"/>
  <experimental value="true"/>
  <subjectType value="Patient"/>
  <date value="2023-12-07T23:07:45+00:00"/>
  <publisher value="HL7 International / FHIR Infrastructure"/>
  <contact>
    <name value="HL7 International / FHIR Infrastructure"/>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/fiwg"/>
    </telecom>
  </contact>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/fiwg"/>
    </telecom>
  </contact>
  <description
               value="A weight &amp; height panel (from LOINC) with a FHIRPath rule for calculating the BMI."/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
      <display value="World"/>
    </coding>
  </jurisdiction>
  <purpose
           value="This Questionnaire example was generated to ensure a non-proprietary, publicly available questionnaire that is available to test the Structured Data Capture profiles"/>
  <code>
    <system value="http://loinc.org"/>
    <code value="55418-8"/>
    <display value="Weight and Height tracking panel"/>
  </code>
  <item>
    <extension
               url="http://hl7.org/fhir/StructureDefinition/questionnaire-unit">
      <valueCoding>
        <system value="http://unitsofmeasure.org"/>
        <code value="kg"/>
      </valueCoding>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-observationLinkPeriod">
      <valueDuration>
        <value value="1"/>
        <unit value="year"/>
        <system value="http://unitsofmeasure.org"/>
        <code value="a"/>
      </valueDuration>
    </extension>
    <linkId value="/29463-7"/>
    <code>
      <system value="http://loinc.org"/>
      <code value="29463-7"/>
      <display value="Weight"/>
    </code>
    <text value="Weight"/>
    <type value="decimal"/>
    <required value="false"/>
  </item>
  <item>
    <extension
               url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
      <valueCodeableConcept>
        <coding>
          <system value="http://hl7.org/fhir/questionnaire-item-control"/>
          <code value="drop-down"/>
          <display value="Drop down"/>
        </coding>
        <text value="Drop down"/>
      </valueCodeableConcept>
    </extension>
    <linkId value="/8352-7"/>
    <code>
      <system value="http://loinc.org"/>
      <code value="8352-7"/>
      <display value="Clothing worn during measure"/>
    </code>
    <text value="Clothing worn during measure"/>
    <type value="choice"/>
    <required value="false"/>
    <answerOption>
      <valueCoding>
        <system value="http://loinc.org"/>
        <code value="LA11871-3"/>
        <display value="Underwear or less"/>
      </valueCoding>
    </answerOption>
    <answerOption>
      <valueCoding>
        <system value="http://loinc.org"/>
        <code value="LA11872-1"/>
        <display value="Street clothes, no shoes"/>
      </valueCoding>
    </answerOption>
    <answerOption>
      <valueCoding>
        <system value="http://loinc.org"/>
        <code value="LA11873-9"/>
        <display value="Street clothes &amp; shoes"/>
      </valueCoding>
    </answerOption>
  </item>
  <item>
    <extension
               url="http://hl7.org/fhir/StructureDefinition/questionnaire-unit">
      <valueCoding>
        <system value="http://unitsofmeasure.org"/>
        <code value="[in_i]"/>
      </valueCoding>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-observationLinkPeriod">
      <valueDuration>
        <value value="1"/>
        <unit value="year"/>
        <system value="http://unitsofmeasure.org"/>
        <code value="a"/>
      </valueDuration>
    </extension>
    <linkId value="/8302-2"/>
    <code>
      <system value="http://loinc.org"/>
      <code value="8302-2"/>
      <display value="Body height"/>
    </code>
    <text value="Body height"/>
    <type value="decimal"/>
    <required value="false"/>
  </item>
  <item>
    <extension
               url="http://hl7.org/fhir/StructureDefinition/questionnaire-unit">
      <valueCoding>
        <system value="http://unitsofmeasure.org"/>
        <code value="kg/m2"/>
      </valueCoding>
    </extension>
    <extension
               url="http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-calculatedExpression">
      <valueExpression>
        <description value="BMI calculation"/>
        <language value="text/fhirpath"/>
        <expression value="(%weight/(%height.power(2))).round(1)"/>
      </valueExpression>
    </extension>
    <linkId value="/39156-5"/>
    <code>
      <system value="http://loinc.org"/>
      <code value="39156-5"/>
      <display value="BMI"/>
    </code>
    <text value="BMI"/>
    <type value="decimal"/>
    <required value="false"/>
  </item>
  <item>
    <extension
               url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
      <valueCodeableConcept>
        <coding>
          <system value="http://hl7.org/fhir/questionnaire-item-control"/>
          <code value="drop-down"/>
          <display value="Drop down"/>
        </coding>
        <text value="Drop down"/>
      </valueCodeableConcept>
    </extension>
    <linkId value="/8361-8"/>
    <code>
      <system value="http://loinc.org"/>
      <code value="8361-8"/>
      <display value="Bdy position with respect to gravity"/>
    </code>
    <text value="Bdy position with respect to gravity"/>
    <type value="choice"/>
    <required value="false"/>
    <answerOption>
      <valueCoding>
        <system value="http://loinc.org"/>
        <code value="LA11868-9"/>
        <display value="Sitting"/>
      </valueCoding>
    </answerOption>
    <answerOption>
      <valueCoding>
        <system value="http://loinc.org"/>
        <code value="LA11869-7"/>
        <display value="Lying"/>
      </valueCoding>
    </answerOption>
    <answerOption>
      <valueCoding>
        <system value="http://loinc.org"/>
        <code value="LA11870-5"/>
        <display value="Standing"/>
      </valueCoding>
    </answerOption>
  </item>
</Questionnaire>