This page is part of the FHIR Specification (v5.0.0-ballot: R5 Ballot - see ballot notes). 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: R4B R4 R3
Orders and Observations Work Group | Maturity Level: N/A | Standards Status: Informative |
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Definition for Code SystemDataAbsentReason
{ "resourceType" : "CodeSystem", "id" : "data-absent-reason", "meta" : { "lastUpdated" : "2022-09-10T04:52:37.223+10:00" }, "text" : { "status" : "extensions", "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p>This code system <code>http://terminology.hl7.org/CodeSystem/data-absent-reason</code> defines the following codes:</p><table class=\"codes\"><tr><td><b>Lvl</b></td><td style=\"white-space:nowrap\"><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 style=\"white-space:nowrap\">unknown<a name=\"data-absent-reason-unknown\"> </a></td><td>Unknown</td><td>The value is expected to exist but is not known.</td><td/></tr><tr><td>2</td><td style=\"white-space:nowrap\"> asked-unknown<a name=\"data-absent-reason-asked-unknown\"> </a></td><td>Asked But Unknown</td><td>The source was asked but does not know the value.</td><td/></tr><tr><td>2</td><td style=\"white-space:nowrap\"> temp-unknown<a name=\"data-absent-reason-temp-unknown\"> </a></td><td>Temporarily Unknown</td><td>There is reason to expect (from the workflow) that the value may become known.</td><td/></tr><tr><td>2</td><td style=\"white-space:nowrap\"> not-asked<a name=\"data-absent-reason-not-asked\"> </a></td><td>Not Asked</td><td>The workflow didn't lead to this value being known.</td><td/></tr><tr><td>2</td><td style=\"white-space:nowrap\"> asked-declined<a name=\"data-absent-reason-asked-declined\"> </a></td><td>Asked But Declined</td><td>The source was asked but declined to answer.</td><td/></tr><tr><td>1</td><td style=\"white-space:nowrap\">masked<a name=\"data-absent-reason-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 style=\"white-space:nowrap\">not-applicable<a name=\"data-absent-reason-not-applicable\"> </a></td><td>Not Applicable</td><td>There is no proper value for this element (e.g. last menstrual period for a male).</td><td/></tr><tr><td>1</td><td style=\"white-space:nowrap\">unsupported<a name=\"data-absent-reason-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 style=\"white-space:nowrap\">as-text<a name=\"data-absent-reason-as-text\"> </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 style=\"white-space:nowrap\">error<a name=\"data-absent-reason-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 style=\"white-space:nowrap\"> not-a-number<a name=\"data-absent-reason-not-a-number\"> </a></td><td>Not a Number (NaN)</td><td>The numeric value is undefined or unrepresentable due to a floating point processing error.</td><td>This is sometimes an output value from measuring devices.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\"> negative-infinity<a name=\"data-absent-reason-negative-infinity\"> </a></td><td>Negative Infinity (NINF)</td><td>The numeric value is excessively low and unrepresentable due to a floating point processing error.</td><td>This is sometimes an output value from measuring devices.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\"> positive-infinity<a name=\"data-absent-reason-positive-infinity\"> </a></td><td>Positive Infinity (PINF)</td><td>The numeric value is excessively high and unrepresentable due to a floating point processing error.</td><td>This is sometimes an output value from measuring devices.</td></tr><tr><td>1</td><td style=\"white-space:nowrap\">not-performed<a name=\"data-absent-reason-not-performed\"> </a></td><td>Not Performed</td><td>The value is not available because the observation procedure (test, etc.) was not performed.</td><td/></tr><tr><td>1</td><td style=\"white-space:nowrap\">not-permitted<a name=\"data-absent-reason-not-permitted\"> </a></td><td>Not Permitted</td><td>The value is not permitted in this context (e.g. due to profiles, or the base data types).</td><td>This is most often associated with required bindings that do not include the actual code used, but may be used with other data types.</td></tr></table></div>" }, "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg", "valueCode" : "oo" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueCode" : "normative" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version", "valueCode" : "4.0.0" }, { "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm", "valueInteger" : 5 }], "url" : "http://terminology.hl7.org/CodeSystem/data-absent-reason", "identifier" : [{ "system" : "urn:ietf:rfc:3986", "value" : "urn:oid:2.16.840.1.113883.4.642.4.1048" }], "version" : "5.0.0-ballot", "name" : "DataAbsentReason", "title" : "DataAbsentReason", "status" : "active", "experimental" : false, "date" : "2022-09-10T04:52:37+10:00", "description" : "Used to specify why the normally expected content of the data element is missing.", "caseSensitive" : true, "valueSet" : "http://hl7.org/fhir/ValueSet/data-absent-reason", "content" : "complete", "concept" : [{ "code" : "unknown", "display" : "Unknown", "definition" : "The value is expected to exist but is not known.", "concept" : [{ "code" : "asked-unknown", "display" : "Asked But Unknown", "definition" : "The source was asked but does not know the value." }, { "code" : "temp-unknown", "display" : "Temporarily Unknown", "definition" : "There is reason to expect (from the workflow) that the value may become known." }, { "code" : "not-asked", "display" : "Not Asked", "definition" : "The workflow didn't lead to this value being known." }, { "code" : "asked-declined", "display" : "Asked But Declined", "definition" : "The source was asked but declined to answer." }] }, { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", "valueString" : "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." }], "code" : "masked", "display" : "Masked", "definition" : "The information is not available due to security, privacy or related reasons." }, { "code" : "not-applicable", "display" : "Not Applicable", "definition" : "There is no proper value for this element (e.g. last menstrual period for a male)." }, { "code" : "unsupported", "display" : "Unsupported", "definition" : "The source system wasn't capable of supporting this element." }, { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", "valueString" : "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." }], "code" : "as-text", "display" : "As Text", "definition" : "The content of the data is represented in the resource narrative." }, { "code" : "error", "display" : "Error", "definition" : "Some system or workflow process error means that the information is not available.", "concept" : [{ "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", "valueString" : "This is sometimes an output value from measuring devices." }], "code" : "not-a-number", "display" : "Not a Number (NaN)", "definition" : "The numeric value is undefined or unrepresentable due to a floating point processing error." }, { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", "valueString" : "This is sometimes an output value from measuring devices." }], "code" : "negative-infinity", "display" : "Negative Infinity (NINF)", "definition" : "The numeric value is excessively low and unrepresentable due to a floating point processing error." }, { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", "valueString" : "This is sometimes an output value from measuring devices." }], "code" : "positive-infinity", "display" : "Positive Infinity (PINF)", "definition" : "The numeric value is excessively high and unrepresentable due to a floating point processing error." }] }, { "code" : "not-performed", "display" : "Not Performed", "definition" : "The value is not available because the observation procedure (test, etc.) was not performed." }, { "extension" : [{ "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments", "valueString" : "This is most often associated with required bindings that do not include the actual code used, but may be used with other data types." }], "code" : "not-permitted", "display" : "Not Permitted", "definition" : "The value is not permitted in this context (e.g. due to profiles, or the base data types)." }] }
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.
FHIR ®© HL7.org 2011+. FHIR R5 Ballot hl7.fhir.core#5.0.0-ballot generated on Sat, Sep 10, 2022 04:54+1000.
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