<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="HdBe-SmokingStatus" />
  <language value="en-US" />
  <extension url="http://hl7.org/fhir/StructureDefinition/resource-effectivePeriod">
    <valuePeriod>
      <start value="2020-09-01T00:00:00+02:00" />
    </valuePeriod>
  </extension>
  <url value="https://fhir.healthdata.be/StructureDefinition/LogicalModel/HdBe-SmokingStatus" />
  <name value="HdBeSmokingStatus">
    <extension url="http://hl7.org/fhir/StructureDefinition/translation">
      <extension url="lang">
        <valueCode value="nl-NL" />
      </extension>
      <extension url="content">
        <valueMarkdown value="HdBeTabakGebruik" />
      </extension>
    </extension>
    <extension url="http://hl7.org/fhir/StructureDefinition/translation">
      <extension url="lang">
        <valueCode value="fr-BE" />
      </extension>
      <extension url="content">
        <valueMarkdown value="HdBeStatutTabagique" />
      </extension>
    </extension>
  </name>
  <title value="HdBe SmokingStatus">
    <extension url="http://hl7.org/fhir/StructureDefinition/translation">
      <extension url="lang">
        <valueCode value="nl-NL" />
      </extension>
      <extension url="content">
        <valueMarkdown value="HdBe TabakGebruik" />
      </extension>
    </extension>
    <extension url="http://hl7.org/fhir/StructureDefinition/translation">
      <extension url="lang">
        <valueCode value="fr-BE" />
      </extension>
      <extension url="content">
        <valueMarkdown value="HdBe StatutTabagique" />
      </extension>
    </extension>
  </title>
  <status value="draft" />
  <publisher value="Healthdata.be (Sciensano)" />
  <contact>
    <name value="Service portal – healthdata.be" />
    <telecom>
      <system value="url" />
      <value value="https://sciensano.service-now.com/sp" />
      <use value="work" />
    </telecom>
  </contact>
  <description value="Tobacco is a product that comes from the leaves of the tobacco plant, which is smoked as a drug. Smokable forms of tobacco include rolling tobacco, cigarettes, cigars and pipe tobacco. This information model describes the information asked of the patient about their smoking behaviour and use of tobacco.&#xD;&#xA;#### Purpose&#xD;&#xA;During the social anamnesis, the patient is frequently asked about their smoking behaviour, use of tobacco or exposure to tobacco smoke at home or elsewhere. Information on tobacco use can be important for treatment and diagnostics.&#xD;&#xA;#### Evidence Base&#xD;&#xA;Exposure to tobacco is an important risk factor for things like neoplasms, degenerative diseases and vascular incidents. During the anamnesis, the patient is often asked about their current smoking pattern and number of pack years. The number of pack years is the unit that describes the total exposure to tobacco smoke, which is the number of smoked packs of cigarettes per day (one pack = 20 cigarettes) times the number of years of smoking. A different formula is often used for rolling tobacco and pipes, with one of the parameters being the number of grams per week. &#xD;&#xA;#### Instructions&#xD;&#xA;The pack year is a measure for smokers’ exposure to tobacco smoke. The *calculation* is not included in the model. It is entered in the EPD and/or during the anamnesis and is only entered if known. This should not be calculated based on the other values in this clinical information model.">
    <extension url="http://hl7.org/fhir/StructureDefinition/translation">
      <extension url="lang">
        <valueCode value="nl-NL" />
      </extension>
      <extension url="content">
        <valueMarkdown value="Tabak is een product afkomstig van de bladeren van de tabaksplant dat als genotmiddel wordt gerookt. Rookbare vormen van tabak zijn shag, sigaretten, sigaren en pijptabak. Deze bouwsteen beschrijft de bij de patiënt uitgevraagde gegevens over het gebruik van tabak. &amp;#13;&#xA;#### Purpose&amp;#13;&#xA;Tijdens de sociale anamnese wordt frequent gevraagd naar het gebruik van tabak of blootstellingen aan tabaksrook thuis of elders. Informatie over tabakgebruik kan van belang zijn i.v.m. behandeling en diagnostiek. &amp;#13;&#xA;#### Evidence Base&amp;#13;&#xA;De blootstelling aan tabak is een belangrijke risicofactor voor onder andere nieuwvormingen, degeneratieve afwijkingen en vasculaire incidenten. Tijdens de anamnese wordt vaak het huidige rookgedrag en het aantal packyears (pakjaren) uitgevraagd. Het aantal packyears is de eenheid waarin de totale blootstelling aan tabaksrook bij rokers beschreven wordt, namelijk het aantal gerookte pakjes sigaretten per dag (inhoud pakje is 20 stuks) maal het aantal jaren dat werd gerookt. Bij shag en pijp wordt vaak een andere formule genomen, waarin het aantal gram per week een parameter is. &amp;#13;&#xA;&amp;#13;&#xA;&amp;#13;&#xA;#### Instructions&amp;#13;&#xA;De packyear is een maat voor blootstelling aan tabaksrook bij rokers. De *berekening* wordt niet meegenomen in het model. Deze vindt plaats in het EPD dan wel tijdens de anamnese en wordt uitsluitend doorgegeven als deze bekend is. Het is niet de bedoeling dat deze wordt berekend op basis van de overige waarden in deze klinische bouwsteen. &amp;#13;" />
      </extension>
    </extension>
    <extension url="http://hl7.org/fhir/StructureDefinition/translation">
      <extension url="lang">
        <valueCode value="fr-BE" />
      </extension>
      <extension url="content">
        <valueMarkdown value="Le tabac est un produit issu des feuilles de la plante de tabac, que l'on fume en tant que drogue. Les formes de tabac à fumer incluent le tabac à rouler, les cigarettes, les cigares et le tabac pour pipe. Ce modèle d'information décrit les renseignements demandés au patient au sujet de son comportement tabagique et de son tabagisme.&#xA;##### Purpose&#xA;Pendant l'anamnèse sociale, le patient est fréquemment interrogé sur son comportement tabagique, son usage du tabac (tabagisme) ou son exposition à la fumée de tabac à la maison ou ailleurs. Les informations sur l'usage du tabac peuvent être importantes pour le traitement et le diagnostic.&#xA;##### Evidence Base&#xA;L'exposition au tabac est un facteur de risque important pour les néoplasmes, les maladies dégénératives et les incidents vasculaires. Pendant l'anamnèse, le patient est souvent interrogé sur son profil actuel de tabagisme et le nombre de paquets-années. Le nombre de paquets-années est l'unité qui décrit l'exposition totale à la fumée de tabac, soit le nombre de paquets de cigarettes fumés par jour (un paquet = 20 cigarettes) fois le nombre d'années de tabagisme. Une formule différente est souvent utilisée pour le tabac à rouler et les pipes, l'un des paramètres étant le nombre de grammes par semaine. &#xA;#### Instructions&#xA;Le paquet-année est une mesure de l'exposition des fumeurs à la fumée de tabac. Le *calcul* n'est pas inclus dans le modèle. Il est saisi dans le dossier pharmaceutique électronique et/ou pendant l'anamnèse et n'est entré que s'il est connu. Cette valeur ne doit pas être calculée sur la base des autres valeurs de ce modèle d'information clinique." />
      </extension>
    </extension>
  </description>
  <copyright value="Copyright and related rights waived via CC0, https://creativecommons.org/publicdomain/zero/1.0/. This does not apply to information from third parties, for example a medical terminology system. The implementer alone is responsible for identifying and obtaining any necessary licenses or authorizations to utilize third party IP in connection with the specification or otherwise." />
  <fhirVersion value="4.0.1" />
  <kind value="logical" />
  <abstract value="true" />
  <type value="https://fhir.healthdata.be/StructureDefinition/LogicalModel/SmokingStatus" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Element" />
  <derivation value="specialization" />
  <snapshot>
    <element id="SmokingStatus">
      <path value="SmokingStatus" />
      <short value="SmokingStatus">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="TabakGebruik" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StatutTabagique" />
          </extension>
        </extension>
      </short>
      <definition value="Root concept of the SmokingStatus information model. This concept contains all data elements of the SmokingStatus information model.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Rootconcept van de bouwsteen TabakGebruik. Dit concept bevat alle gegevenselementen van de bouwsteen TabakGebruik." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Concept root du modèle d'information StatutTabagique. Ce concept contient tous les éléments de données du modèle d'information StatutTabagique." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="*" />
      <base>
        <path value="SmokingStatus" />
        <min value="0" />
        <max value="*" />
      </base>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="SmokingStatus.id">
      <path value="SmokingStatus.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <comment value="Note that FHIR strings may not exceed 1MB in size" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="SmokingStatus.extension">
      <path value="SmokingStatus.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="SmokingStatus.SmokingStatus">
      <path value="SmokingStatus.SmokingStatus" />
      <short value="SmokingStatus">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="TabakGebruikStatus" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StatutTabagique" />
          </extension>
        </extension>
      </short>
      <definition value="The patient’s smoking status or usage of (smokeless) tobacco.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De status van het tabaksgebruik van de patiënt." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Le statut tabagique du patient ou son usage du tabac (sans fumée)." />
          </extension>
        </extension>
      </definition>
      <comment value="Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.SmokingStatus" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <binding>
        <strength value="extensible" />
        <description value="SmokingStatus codes">
          <extension url="http://hl7.org/fhir/StructureDefinition/translation">
            <extension url="lang">
              <valueCode value="fr-BE" />
            </extension>
            <extension url="content">
              <valueMarkdown value="Codes StatutTabagique" />
            </extension>
          </extension>
        </description>
        <valueSet value="https://fhir.healthdata.be/ValueSet/SmokingStatus" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CE/CNE/CWE" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept rdfs:subClassOf dt:CD" />
      </mapping>
    </element>
    <element id="SmokingStatus.TypeOfSmokingOrTobacco">
      <path value="SmokingStatus.TypeOfSmokingOrTobacco" />
      <short value="TypeOfSmokingOrTobacco">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="SoortTabakGebruik" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="TypeDeTabagismeOuDUsageDuTabac" />
          </extension>
        </extension>
      </short>
      <definition value="The patient's type of smoking or tobacco use.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Soort tabak die de patiënt gebruikt." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Le type de tabagisme ou d'usage du tabac du patient." />
          </extension>
        </extension>
      </definition>
      <comment value="Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.TypeOfSmokingOrTobacco" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <binding>
        <strength value="extensible" />
        <description value="TypeOfSmokingOrTobacco codes">
          <extension url="http://hl7.org/fhir/StructureDefinition/translation">
            <extension url="lang">
              <valueCode value="fr-BE" />
            </extension>
            <extension url="content">
              <valueMarkdown value="Codes TypeDeTabagismeOuDUsageDuTabac" />
            </extension>
          </extension>
        </description>
        <valueSet value="https://fhir.healthdata.be/ValueSet/TypeOfSmokingOrTobacco" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CE/CNE/CWE" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept rdfs:subClassOf dt:CD" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse">
      <path value="SmokingStatus.ObservationOfUse" />
      <short value="ObservationOfUse">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="WaarnemingGebruik" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="ObservationDUtilisation" />
          </extension>
        </extension>
      </short>
      <definition value="This container contains all information on the extent to which the patient is or was exposed to tobacco.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Deze container bevat alle gegevens over de mate waarin de patiënt aan tabak is blootgesteld geweest of wordt blootgesteld." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Ce conteneur contient toutes les informations sur la mesure où le patient est ou a été exposé au tabac." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.ObservationOfUse" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="BackboneElement" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.id">
      <path value="SmokingStatus.ObservationOfUse.id" />
      <representation value="xmlAttr" />
      <short value="xml:id (or equivalent in JSON)" />
      <definition value="unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <comment value="Note that FHIR strings may not exceed 1MB in size" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.extension">
      <path value="SmokingStatus.ObservationOfUse.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional Content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.modifierExtension">
      <path value="SmokingStatus.ObservationOfUse.modifierExtension" />
      <short value="Extensions that cannot be ignored" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <alias value="modifiers" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="BackboneElement.modifierExtension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <isModifier value="true" />
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.StartDate">
      <path value="SmokingStatus.ObservationOfUse.StartDate" />
      <short value="StartDate">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StartDatum" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="DateDébut" />
          </extension>
        </extension>
      </short>
      <definition value="The date on which the patient started smoking.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De datum waarop is gestart met roken." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="La date à laquelle le patient a commencé à fumer." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.ObservationOfUse.StartDate" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.StopDate">
      <path value="SmokingStatus.ObservationOfUse.StopDate" />
      <short value="StopDate">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StopDatum" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="DateArrêt" />
          </extension>
        </extension>
      </short>
      <definition value="The date on which the patient quit smoking">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De datum waarop is gestopt met roken" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="La date à laquelle le patient a arrêté de fumer." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.ObservationOfUse.StopDate" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.Frequency">
      <path value="SmokingStatus.ObservationOfUse.Frequency" />
      <short value="Frequency" />
      <definition value="The frequency of smoking or tobacco use." />
      <comment value="Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.ObservationOfUse.Frequency" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
        <profile value="http://hl7.org/fhir/StructureDefinition/CodeableConcept" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <binding>
        <strength value="extensible" />
        <description value="Frequency qualifier values">
          <extension url="http://hl7.org/fhir/StructureDefinition/translation">
            <extension url="lang">
              <valueCode value="fr-BE" />
            </extension>
            <extension url="content">
              <valueMarkdown value="Valeurs de qualificatif de fréquence" />
            </extension>
          </extension>
        </description>
        <valueSet value="https://fhir.healthdata.be/ValueSet/Frequency" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CE/CNE/CWE" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept rdfs:subClassOf dt:CD" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.Amount">
      <path value="SmokingStatus.ObservationOfUse.Amount" />
      <short value="Amount">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Hoeveelheid" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Quantité" />
          </extension>
        </extension>
      </short>
      <definition value="The number of cigarettes, cigars or grams of rolling tobacco consumed per day, week, month or year.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Het aantal sigaretten, sigaren of gram shag per dag, week, maand of jaar." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Le nombre de cigarettes, de cigares ou de grammes de tabac à rouler consommés par jour, semaine, mois ou année." />
          </extension>
        </extension>
      </definition>
      <comment value="The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.ObservationOfUse.Amount" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Quantity" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="qty-3" />
        <severity value="error" />
        <human value="If a code for the unit is present, the system SHALL also be present" />
        <expression value="code.empty() or system.exists()" />
        <xpath value="not(exists(f:code)) or exists(f:system)" />
        <source value="http://hl7.org/fhir/StructureDefinition/Quantity" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN (see also Range) or CQ" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ, IVL&lt;PQ&gt;, MO, CO, depending on the values" />
      </mapping>
    </element>
    <element id="SmokingStatus.ObservationOfUse.PackYears">
      <path value="SmokingStatus.ObservationOfUse.PackYears" />
      <short value="PackYears">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="PackYears" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Paquets-années" />
          </extension>
        </extension>
      </short>
      <definition value="The unit indicating the smoker’s total exposure to tobacco smoke. For cigarettes, this is calculated using the number of smoked packs of cigarettes per day (one pack = 20 cigarettes) times the number of years of smoking. For other forms of tobacco, this is usually converted to an equivalent cigarette consumption. Often, only the number of pack years is estimated.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De eenheid waarin de totale blootstelling aan tabaksrook bij rokers beschreven wordt. Bij sigaretten wordt dit berekend aan de hand van het aantal gerookte pakjes sigaretten per dag (inhoud pakje is 20 stuks) en het aantal jaren dat werd gerookt. Bij andere rookwaren wordt vaak een omrekening naar equivalente sigarettenconsumptie gehanteerd. Vaak wordt ook alleen het aantal packyears geschat." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="L'unité indiquant l'exposition totale du fumeur à la fumée de tabac. Dans le cas des cigarettes, cette valeur est calculée en utilisant le nombre de paquets de cigarettes fumés par jour (un paquet = 20 cigarettes) fois le nombre d'années de tabagisme. Pour d'autres formes de tabac, on convertit généralement en une consommation équivalente de cigarettes. Souvent, seul le nombre de paquets-années est estimé." />
          </extension>
        </extension>
      </definition>
      <comment value="The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.ObservationOfUse.PackYears" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Count" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="qty-3" />
        <severity value="error" />
        <human value="If a code for the unit is present, the system SHALL also be present" />
        <expression value="code.empty() or system.exists()" />
        <xpath value="not(exists(f:code)) or exists(f:system)" />
        <source value="http://hl7.org/fhir/StructureDefinition/Quantity" />
      </constraint>
      <constraint>
        <key value="cnt-3" />
        <severity value="error" />
        <human value="There SHALL be a code with a value of &quot;1&quot; if there is a value and it SHALL be an expression of length.  If system is present, it SHALL be UCUM.  If present, the value SHALL a whole number." />
        <expression value="(code or value.empty()) and (system.empty() or system = %ucum) and (code.empty() or code = '1') and (value.empty() or value.toString().contains('.').not())" />
        <xpath value="(f:code or not(f:value)) and (not(exists(f:system)) or (f:system/@value='http://unitsofmeasure.org' and f:code/@value='1')) and not(contains(f:value/@value, '.'))" />
        <source value="http://hl7.org/fhir/StructureDefinition/Count" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN (see also Range) or CQ" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ, IVL&lt;PQ&gt;, MO, CO, depending on the values" />
      </mapping>
    </element>
    <element id="SmokingStatus.Comment">
      <path value="SmokingStatus.Comment" />
      <short value="Comment">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Toelichting" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Commentaire" />
          </extension>
        </extension>
      </short>
      <definition value="Relevant comments on the patient’s use of tobacco.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Relevante opmerkingen over het gebruik." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Commentaires pertinents sur l'usage du tabac par le patient." />
          </extension>
        </extension>
      </definition>
      <comment value="Note that FHIR strings may not exceed 1MB in size" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="SmokingStatus.Comment" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() | (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
  </snapshot>
  <differential>
    <element id="SmokingStatus">
      <path value="SmokingStatus" />
      <short value="SmokingStatus">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="TabakGebruik" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StatutTabagique" />
          </extension>
        </extension>
      </short>
      <definition value="Root concept of the SmokingStatus information model. This concept contains all data elements of the SmokingStatus information model.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Rootconcept van de bouwsteen TabakGebruik. Dit concept bevat alle gegevenselementen van de bouwsteen TabakGebruik." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Concept root du modèle d'information StatutTabagique. Ce concept contient tous les éléments de données du modèle d'information StatutTabagique." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="*" />
    </element>
    <element id="SmokingStatus.SmokingStatus">
      <path value="SmokingStatus.SmokingStatus" />
      <short value="SmokingStatus">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="TabakGebruikStatus" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StatutTabagique" />
          </extension>
        </extension>
      </short>
      <definition value="The patient’s smoking status or usage of (smokeless) tobacco.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De status van het tabaksgebruik van de patiënt." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Le statut tabagique du patient ou son usage du tabac (sans fumée)." />
          </extension>
        </extension>
      </definition>
      <min value="1" />
      <max value="1" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="extensible" />
        <description value="SmokingStatus codes">
          <extension url="http://hl7.org/fhir/StructureDefinition/translation">
            <extension url="lang">
              <valueCode value="fr-BE" />
            </extension>
            <extension url="content">
              <valueMarkdown value="Codes StatutTabagique" />
            </extension>
          </extension>
        </description>
        <valueSet value="https://fhir.healthdata.be/ValueSet/SmokingStatus" />
      </binding>
    </element>
    <element id="SmokingStatus.TypeOfSmokingOrTobacco">
      <path value="SmokingStatus.TypeOfSmokingOrTobacco" />
      <short value="TypeOfSmokingOrTobacco">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="SoortTabakGebruik" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="TypeDeTabagismeOuDUsageDuTabac" />
          </extension>
        </extension>
      </short>
      <definition value="The patient's type of smoking or tobacco use.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Soort tabak die de patiënt gebruikt." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Le type de tabagisme ou d'usage du tabac du patient." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="extensible" />
        <description value="TypeOfSmokingOrTobacco codes">
          <extension url="http://hl7.org/fhir/StructureDefinition/translation">
            <extension url="lang">
              <valueCode value="fr-BE" />
            </extension>
            <extension url="content">
              <valueMarkdown value="Codes TypeDeTabagismeOuDUsageDuTabac" />
            </extension>
          </extension>
        </description>
        <valueSet value="https://fhir.healthdata.be/ValueSet/TypeOfSmokingOrTobacco" />
      </binding>
    </element>
    <element id="SmokingStatus.ObservationOfUse">
      <path value="SmokingStatus.ObservationOfUse" />
      <short value="ObservationOfUse">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="WaarnemingGebruik" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="ObservationDUtilisation" />
          </extension>
        </extension>
      </short>
      <definition value="This container contains all information on the extent to which the patient is or was exposed to tobacco.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Deze container bevat alle gegevens over de mate waarin de patiënt aan tabak is blootgesteld geweest of wordt blootgesteld." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Ce conteneur contient toutes les informations sur la mesure où le patient est ou a été exposé au tabac." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="BackboneElement" />
      </type>
    </element>
    <element id="SmokingStatus.ObservationOfUse.StartDate">
      <path value="SmokingStatus.ObservationOfUse.StartDate" />
      <short value="StartDate">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StartDatum" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="DateDébut" />
          </extension>
        </extension>
      </short>
      <definition value="The date on which the patient started smoking.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De datum waarop is gestart met roken." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="La date à laquelle le patient a commencé à fumer." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="SmokingStatus.ObservationOfUse.StopDate">
      <path value="SmokingStatus.ObservationOfUse.StopDate" />
      <short value="StopDate">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="StopDatum" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="DateArrêt" />
          </extension>
        </extension>
      </short>
      <definition value="The date on which the patient quit smoking">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De datum waarop is gestopt met roken" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="La date à laquelle le patient a arrêté de fumer." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="SmokingStatus.ObservationOfUse.Frequency">
      <path value="SmokingStatus.ObservationOfUse.Frequency" />
      <short value="Frequency" />
      <definition value="The frequency of smoking or tobacco use." />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="CodeableConcept" />
        <profile value="http://hl7.org/fhir/StructureDefinition/CodeableConcept" />
      </type>
      <binding>
        <strength value="extensible" />
        <description value="Frequency qualifier values">
          <extension url="http://hl7.org/fhir/StructureDefinition/translation">
            <extension url="lang">
              <valueCode value="fr-BE" />
            </extension>
            <extension url="content">
              <valueMarkdown value="Valeurs de qualificatif de fréquence" />
            </extension>
          </extension>
        </description>
        <valueSet value="https://fhir.healthdata.be/ValueSet/Frequency" />
      </binding>
    </element>
    <element id="SmokingStatus.ObservationOfUse.Amount">
      <path value="SmokingStatus.ObservationOfUse.Amount" />
      <short value="Amount">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Hoeveelheid" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Quantité" />
          </extension>
        </extension>
      </short>
      <definition value="The number of cigarettes, cigars or grams of rolling tobacco consumed per day, week, month or year.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Het aantal sigaretten, sigaren of gram shag per dag, week, maand of jaar." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Le nombre de cigarettes, de cigares ou de grammes de tabac à rouler consommés par jour, semaine, mois ou année." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Quantity" />
      </type>
    </element>
    <element id="SmokingStatus.ObservationOfUse.PackYears">
      <path value="SmokingStatus.ObservationOfUse.PackYears" />
      <short value="PackYears">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="PackYears" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Paquets-années" />
          </extension>
        </extension>
      </short>
      <definition value="The unit indicating the smoker’s total exposure to tobacco smoke. For cigarettes, this is calculated using the number of smoked packs of cigarettes per day (one pack = 20 cigarettes) times the number of years of smoking. For other forms of tobacco, this is usually converted to an equivalent cigarette consumption. Often, only the number of pack years is estimated.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="De eenheid waarin de totale blootstelling aan tabaksrook bij rokers beschreven wordt. Bij sigaretten wordt dit berekend aan de hand van het aantal gerookte pakjes sigaretten per dag (inhoud pakje is 20 stuks) en het aantal jaren dat werd gerookt. Bij andere rookwaren wordt vaak een omrekening naar equivalente sigarettenconsumptie gehanteerd. Vaak wordt ook alleen het aantal packyears geschat." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="L'unité indiquant l'exposition totale du fumeur à la fumée de tabac. Dans le cas des cigarettes, cette valeur est calculée en utilisant le nombre de paquets de cigarettes fumés par jour (un paquet = 20 cigarettes) fois le nombre d'années de tabagisme. Pour d'autres formes de tabac, on convertit généralement en une consommation équivalente de cigarettes. Souvent, seul le nombre de paquets-années est estimé." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Count" />
      </type>
    </element>
    <element id="SmokingStatus.Comment">
      <path value="SmokingStatus.Comment" />
      <short value="Comment">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Toelichting" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Commentaire" />
          </extension>
        </extension>
      </short>
      <definition value="Relevant comments on the patient’s use of tobacco.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl-NL" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Relevante opmerkingen over het gebruik." />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="fr-BE" />
          </extension>
          <extension url="content">
            <valueMarkdown value="Commentaires pertinents sur l'usage du tabac par le patient." />
          </extension>
        </extension>
      </definition>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="string" />
      </type>
    </element>
  </differential>
</StructureDefinition>