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: Space Exercise Performance Metric Code System - XML Representation

Active as of 2026-03-25

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="space-performance-metric-cs"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem space-performance-metric-cs</b></p><a name="space-performance-metric-cs"> </a><a name="hcspace-performance-metric-cs"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/uv/aerospace/CodeSystem/space-performance-metric-cs</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">mean-power<a name="space-performance-metric-cs-mean-power"> </a></td><td>Mean power output</td><td>Average mechanical power output over the activity interval.</td></tr><tr><td style="white-space:nowrap">peak-power<a name="space-performance-metric-cs-peak-power"> </a></td><td>Peak power output</td><td>Maximum mechanical power achieved during the activity.</td></tr><tr><td style="white-space:nowrap">simulated-bw<a name="space-performance-metric-cs-simulated-bw"> </a></td><td>Simulated body weight</td><td>Effective body-weight load, typically as a fraction of 1-g weight, during harness or artificial gravity exercise.</td></tr><tr><td style="white-space:nowrap">total-work<a name="space-performance-metric-cs-total-work"> </a></td><td>Total mechanical work</td><td>Total work performed across the activity interval.</td></tr><tr><td style="white-space:nowrap">vo2-surrogate<a name="space-performance-metric-cs-vo2-surrogate"> </a></td><td>VO2 surrogate index</td><td>Computed surrogate for oxygen uptake based on HR, power, and subject parameters.</td></tr><tr><td style="white-space:nowrap">recovery-hr<a name="space-performance-metric-cs-recovery-hr"> </a></td><td>1-minute recovery heart rate</td><td>Heart rate recorded one minute after cessation of exercise.</td></tr><tr><td style="white-space:nowrap">hr-reserve-percent<a name="space-performance-metric-cs-hr-reserve-percent"> </a></td><td>Percentage heart rate reserve</td><td>Intensity expressed as % of heart rate reserve.</td></tr><tr><td style="white-space:nowrap">ground-reaction-force<a name="space-performance-metric-cs-ground-reaction-force"> </a></td><td>Ground reaction force</td><td>Effective ground reaction force during treadmill exercise with harness loading.</td></tr><tr><td style="white-space:nowrap">resistance-level<a name="space-performance-metric-cs-resistance-level"> </a></td><td>Resistance level setting</td><td>Resistance setting on exercise equipment.</td></tr><tr><td style="white-space:nowrap">cadence<a name="space-performance-metric-cs-cadence"> </a></td><td>Exercise cadence</td><td>Steps per minute (treadmill) or revolutions per minute (cycle ergometer).</td></tr></table></div>
  </text>
  <url
       value="http://hl7.org/fhir/uv/aerospace/CodeSystem/space-performance-metric-cs"/>
  <version value="0.5.12"/>
  <name value="SpacePerformanceMetricCS"/>
  <title value="Space Exercise Performance Metric Code System"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2026-03-25T00:24:16-05:00"/>
  <publisher value="MITRE"/>
  <contact>
    <name value="MITRE"/>
    <telecom>
      <system value="url"/>
      <value value="https://www.mitre.org/"/>
    </telecom>
  </contact>
  <description
               value="Key performance metrics for space-based exercise sessions (e.g., power output, VO2 surrogate, effective ground reaction force)."/>
  <caseSensitive value="true"/>
  <content value="complete"/>
  <count value="10"/>
  <concept>
    <code value="mean-power"/>
    <display value="Mean power output"/>
    <definition
                value="Average mechanical power output over the activity interval."/>
  </concept>
  <concept>
    <code value="peak-power"/>
    <display value="Peak power output"/>
    <definition
                value="Maximum mechanical power achieved during the activity."/>
  </concept>
  <concept>
    <code value="simulated-bw"/>
    <display value="Simulated body weight"/>
    <definition
                value="Effective body-weight load, typically as a fraction of 1-g weight, during harness or artificial gravity exercise."/>
  </concept>
  <concept>
    <code value="total-work"/>
    <display value="Total mechanical work"/>
    <definition value="Total work performed across the activity interval."/>
  </concept>
  <concept>
    <code value="vo2-surrogate"/>
    <display value="VO2 surrogate index"/>
    <definition
                value="Computed surrogate for oxygen uptake based on HR, power, and subject parameters."/>
  </concept>
  <concept>
    <code value="recovery-hr"/>
    <display value="1-minute recovery heart rate"/>
    <definition
                value="Heart rate recorded one minute after cessation of exercise."/>
  </concept>
  <concept>
    <code value="hr-reserve-percent"/>
    <display value="Percentage heart rate reserve"/>
    <definition value="Intensity expressed as % of heart rate reserve."/>
  </concept>
  <concept>
    <code value="ground-reaction-force"/>
    <display value="Ground reaction force"/>
    <definition
                value="Effective ground reaction force during treadmill exercise with harness loading."/>
  </concept>
  <concept>
    <code value="resistance-level"/>
    <display value="Resistance level setting"/>
    <definition value="Resistance setting on exercise equipment."/>
  </concept>
  <concept>
    <code value="cadence"/>
    <display value="Exercise cadence"/>
    <definition
                value="Steps per minute (treadmill) or revolutions per minute (cycle ergometer)."/>
  </concept>
</CodeSystem>