Personal Health Records, published by HL7 International / Patient Empowerment. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot2 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/personal-health-record-format-ig/ and changes regularly. See the Directory of published versions

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: Sleep Episode Codes

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="sleep-episode-codes"/>
  <language value="en"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem sleep-episode-codes</b></p><a name="sleep-episode-codes"> </a><a name="hcsleep-episode-codes"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/uv/phr/CodeSystem/sleep-episode-codes</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td></tr><tr><td style="white-space:nowrap">latencyToSleepOnset<a name="sleep-episode-codes-latencyToSleepOnset"> </a></td><td>Latency to sleep onset</td></tr><tr><td style="white-space:nowrap">latencyToArising<a name="sleep-episode-codes-latencyToArising"> </a></td><td>Latency to arising</td></tr><tr><td style="white-space:nowrap">totalSleepTime<a name="sleep-episode-codes-totalSleepTime"> </a></td><td>Total sleep time</td></tr><tr><td style="white-space:nowrap">coreSleepDuration<a name="sleep-episode-codes-coreSleepDuration"> </a></td><td>Core sleep Duration</td></tr><tr><td style="white-space:nowrap">coreSleepPercentage<a name="sleep-episode-codes-coreSleepPercentage"> </a></td><td>Core sleep Percentage</td></tr><tr><td style="white-space:nowrap">deepSleepDuration<a name="sleep-episode-codes-deepSleepDuration"> </a></td><td>Deep sleep duration</td></tr><tr><td style="white-space:nowrap">deepSleepPercentage<a name="sleep-episode-codes-deepSleepPercentage"> </a></td><td>Deep sleep percentage</td></tr><tr><td style="white-space:nowrap">remSleepDuration<a name="sleep-episode-codes-remSleepDuration"> </a></td><td>Rem sleep duration</td></tr><tr><td style="white-space:nowrap">remSleepPercentage<a name="sleep-episode-codes-remSleepPercentage"> </a></td><td>Rem sleep percentage</td></tr><tr><td style="white-space:nowrap">wakeAfterSleepOnset<a name="sleep-episode-codes-wakeAfterSleepOnset"> </a></td><td>Wake after sleep onset</td></tr><tr><td style="white-space:nowrap">numberOfAwakenings<a name="sleep-episode-codes-numberOfAwakenings"> </a></td><td>Number of awakenings</td></tr><tr><td style="white-space:nowrap">sleepEfficiencyPercentage<a name="sleep-episode-codes-sleepEfficiencyPercentage"> </a></td><td>Sleep efficiency percentage</td></tr><tr><td style="white-space:nowrap">isMainSleep<a name="sleep-episode-codes-isMainSleep"> </a></td><td>Is main sleep</td></tr></table></div>
  </text>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="pe"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="1">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://hl7.org/fhir/uv/phr/ImplementationGuide/hl7.fhir.uv.phr"/>
      </extension>
    </valueInteger>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="trial-use">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://hl7.org/fhir/uv/phr/ImplementationGuide/hl7.fhir.uv.phr"/>
      </extension>
    </valueCode>
  </extension>
  <url value="http://hl7.org/fhir/uv/phr/CodeSystem/sleep-episode-codes"/>
  <version value="1.0.0-ballot2"/>
  <name value="SleepEpisode"/>
  <title value="Sleep Episode Codes"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2025-12-27T21:39:37+00:00"/>
  <publisher value="HL7 International / Patient Empowerment"/>
  <contact>
    <name value="HL7 International / Patient Empowerment"/>
    <telecom>
      <system value="url"/>
      <value
             value="http://www.hl7.org/Special/committees/patientempowerment"/>
    </telecom>
  </contact>
  <description value="Codes for sleep episodes"/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
      <display value="World"/>
    </coding>
  </jurisdiction>
  <caseSensitive value="true"/>
  <compositional value="false"/>
  <content value="complete"/>
  <count value="13"/>
  <concept>
    <code value="latencyToSleepOnset"/>
    <display value="Latency to sleep onset"/>
  </concept>
  <concept>
    <code value="latencyToArising"/>
    <display value="Latency to arising"/>
  </concept>
  <concept>
    <code value="totalSleepTime"/>
    <display value="Total sleep time"/>
  </concept>
  <concept>
    <code value="coreSleepDuration"/>
    <display value="Core sleep Duration"/>
  </concept>
  <concept>
    <code value="coreSleepPercentage"/>
    <display value="Core sleep Percentage"/>
  </concept>
  <concept>
    <code value="deepSleepDuration"/>
    <display value="Deep sleep duration"/>
  </concept>
  <concept>
    <code value="deepSleepPercentage"/>
    <display value="Deep sleep percentage"/>
  </concept>
  <concept>
    <code value="remSleepDuration"/>
    <display value="Rem sleep duration"/>
  </concept>
  <concept>
    <code value="remSleepPercentage"/>
    <display value="Rem sleep percentage"/>
  </concept>
  <concept>
    <code value="wakeAfterSleepOnset"/>
    <display value="Wake after sleep onset"/>
  </concept>
  <concept>
    <code value="numberOfAwakenings"/>
    <display value="Number of awakenings"/>
  </concept>
  <concept>
    <code value="sleepEfficiencyPercentage"/>
    <display value="Sleep efficiency percentage"/>
  </concept>
  <concept>
    <code value="isMainSleep"/>
    <display value="Is main sleep"/>
  </concept>
</CodeSystem>