This page is part of the FHIR Specification (v1.0.2: DSTU 2). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3 R2
Definition for Value SetDataAbsentReason
<ValueSet xmlns="http://hl7.org/fhir"> <id value="data-absent-reason"/> <meta> <lastUpdated value="2015-10-24T07:41:03.495+11:00"/> <profile value="http://hl7.org/fhir/StructureDefinition/valueset-shareable-definition"/> </meta> <text> <status value="extensions"/> <div xmlns="http://www.w3.org/1999/xhtml"> <h2>DataAbsentReason</h2> <p>Used to specify why the normally expected content of the data element is missing.</p> <p>This value set has an inline code system http://hl7.org/fhir/data-absent-reason, which defines the following codes:</p> <table class="codes"> <tr> <td> <b>Lvl</b> </td> <td> <b>Code</b> </td> <td> <b>Display</b> </td> <td> <b>Definition</b> </td> <td> <b>Comments</b> </td> </tr> <tr> <td>1</td> <td>unknown <a name="unknown"> </a> </td> <td>Unknown</td> <td>The value is not known.</td> <td/> </tr> <tr> <td>1</td> <td>asked <a name="asked"> </a> </td> <td>Asked</td> <td>The source human does not know the value.</td> <td/> </tr> <tr> <td>1</td> <td>temp <a name="temp"> </a> </td> <td>Temp</td> <td>There is reason to expect (from the workflow) that the value may become known.</td> <td/> </tr> <tr> <td>1</td> <td>not-asked <a name="not-asked"> </a> </td> <td>Not Asked</td> <td>The workflow didn't lead to this value being known.</td> <td/> </tr> <tr> <td>1</td> <td>masked <a name="masked"> </a> </td> <td>Masked</td> <td>The information is not available due to security, privacy or related reasons.</td> <td>Using "masked" may be breach of security or confidentiality, but there are times when its use is required to support alternate workflows for gaining access to denied information.</td> </tr> <tr> <td>1</td> <td>unsupported <a name="unsupported"> </a> </td> <td>Unsupported</td> <td>The source system wasn't capable of supporting this element.</td> <td/> </tr> <tr> <td>1</td> <td>astext <a name="astext"> </a> </td> <td>As Text</td> <td>The content of the data is represented in the resource narrative.</td> <td>it may be linked by internal references (e.g. xml:id). This usually implies that the value could not be represented in the correct format - this may be due to system limitations, or this particular data value</td> </tr> <tr> <td>1</td> <td>error <a name="error"> </a> </td> <td>Error</td> <td>Some system or workflow process error means that the information is not available.</td> <td/> </tr> <tr> <td>2</td> <td> NaN <a name="NaN"> </a> </td> <td>Not a Number</td> <td>NaN, standing for not a number, is a numeric data type value representing an undefined or unrepresentable value.</td> <td>This is sometimes ab output value from measuring devices</td> </tr> </table> </div> </text> <extension url="http://hl7.org/fhir/StructureDefinition/valueset-oid"> <valueUri value="urn:oid:2.16.840.1.113883.4.642.2.3"/> </extension> <url value="http://hl7.org/fhir/ValueSet/data-absent-reason"/> <version value="1.0.2"/> <name value="DataAbsentReason"/> <status value="draft"/> <experimental value="false"/> <publisher value="HL7 (FHIR Project)"/> <contact> <telecom> <system value="other"/> <value value="http://hl7.org/fhir"/> </telecom> <telecom> <system value="email"/> <value value="fhir@lists.hl7.org"/> </telecom> </contact> <date value="2015-10-24T07:41:03+11:00"/> <description value="Used to specify why the normally expected content of the data element is missing."/> <codeSystem> <extension url="http://hl7.org/fhir/StructureDefinition/valueset-oid"> <valueUri value="urn:oid:2.16.840.1.113883.4.642.1.3"/> </extension> <system value="http://hl7.org/fhir/data-absent-reason"/> <version value="1.0.2"/> <caseSensitive value="true"/> <concept> <code value="unknown"/> <display value="Unknown"/> <definition value="The value is not known."/> </concept> <concept> <code value="asked"/> <display value="Asked"/> <definition value="The source human does not know the value."/> </concept> <concept> <code value="temp"/> <display value="Temp"/> <definition value="There is reason to expect (from the workflow) that the value may become known."/> </concept> <concept> <code value="not-asked"/> <display value="Not Asked"/> <definition value="The workflow didn't lead to this value being known."/> </concept> <concept> <extension url="http://hl7.org/fhir/StructureDefinition/valueset-comments"> <valueString value="Using "masked" may be breach of security or confidentiality, but there are times when its use is required to support alternate workflows for gaining access to denied information."/> </extension> <code value="masked"/> <display value="Masked"/> <definition value="The information is not available due to security, privacy or related reasons."/> </concept> <concept> <code value="unsupported"/> <display value="Unsupported"/> <definition value="The source system wasn't capable of supporting this element."/> </concept> <concept> <extension url="http://hl7.org/fhir/StructureDefinition/valueset-comments"> <valueString value="it may be linked by internal references (e.g. xml:id). This usually implies that the value could not be represented in the correct format - this may be due to system limitations, or this particular data value"/> </extension> <code value="astext"/> <display value="As Text"/> <definition value="The content of the data is represented in the resource narrative."/> </concept> <concept> <code value="error"/> <display value="Error"/> <definition value="Some system or workflow process error means that the information is not available."/> <concept> <extension url="http://hl7.org/fhir/StructureDefinition/valueset-comments"> <valueString value="This is sometimes ab output value from measuring devices"/> </extension> <code value="NaN"/> <display value="Not a Number"/> <definition value="NaN, standing for not a number, is a numeric data type value representing an undefined or unrepresentable value."/> </concept> </concept> </codeSystem> </ValueSet>
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.