{
  "resourceType" : "CodeSystem",
  "id" : "at-prenudge-physical-activity-classification-method-cs",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem at-prenudge-physical-activity-classification-method-cs</b></p><a name=\"at-prenudge-physical-activity-classification-method-cs\"> </a><a name=\"hcat-prenudge-physical-activity-classification-method-cs\"> </a><p>This case-sensitive code system <code>https://fhir.hl7.at/prenudge/appdata/r4/CodeSystem/at-prenudge-physical-activity-classification-method-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\">hrz<a name=\"at-prenudge-physical-activity-classification-method-cs-hrz\"> </a></td><td>Heart Rate Zones</td><td><div><p>Intensity derived from percentage of maximum heart rate.\nModerate: 50–70 % HRmax; Vigorous: &gt; 70 % HRmax.\nApplicable to Automated sources (method = SCT 8359006) only.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">met-lu<a name=\"at-prenudge-physical-activity-classification-method-cs-met-lu\"> </a></td><td>MET Value Look-up</td><td><div><p>MET assigned from a reference table (e.g. Ainsworth Compendium of Physical Activities).\nModerate: 3.0–5.9 MET; Vigorous: ≥ 6.0 MET.\nApplicable to Automated sources only.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">met-cal<a name=\"at-prenudge-physical-activity-classification-method-cs-met-cal\"> </a></td><td>MET Value Calculated</td><td><div><p>MET estimated from raw sensor data (e.g. accelerometer signal, VO2 proxy algorithm).\nModerate: 3.0–5.9 MET; Vigorous: ≥ 6.0 MET.\nApplicable to Automated sources only.</p>\n</div></td></tr><tr><td style=\"white-space:nowrap\">self-rp<a name=\"at-prenudge-physical-activity-classification-method-cs-self-rp\"> </a></td><td>Self-Reported via Questionnaire</td><td><div><p>Patient-reported activity type used as the basis for intensity classification.\nThe MET look-up table is applied to the reported activity type.\nApplicable to both Automated and Manual sources.\nFor Manual sources (SCT 87982008) this is the ONLY permitted code (see pa-manual-comp-01).</p>\n</div></td></tr></table></div>"
  },
  "url" : "https://fhir.hl7.at/prenudge/appdata/r4/CodeSystem/at-prenudge-physical-activity-classification-method-cs",
  "version" : "0.1.0",
  "name" : "AtPrenudgePhysicalActivityClassificationMethodCS",
  "title" : "AT PreNUDGE Physical Activity Classification Method CodeSystem",
  "status" : "active",
  "experimental" : false,
  "date" : "2026-06-25T12:51:02+00:00",
  "publisher" : "The PreNUDGE Consortium",
  "contact" : [{
    "name" : "The PreNUDGE Consortium",
    "telecom" : [{
      "system" : "url",
      "value" : "https://prenudge.at"
    }]
  },
  {
    "name" : "The PreNUDGE Consortium",
    "telecom" : [{
      "system" : "url",
      "value" : "https://prenudge.at",
      "use" : "work"
    }]
  }],
  "description" : "Codes for the algorithm or technique used to classify the intensity of a physical activity measurement into moderate / vigorous categories.",
  "caseSensitive" : true,
  "content" : "complete",
  "count" : 4,
  "concept" : [{
    "code" : "hrz",
    "display" : "Heart Rate Zones",
    "definition" : "Intensity derived from percentage of maximum heart rate.\n    Moderate: 50–70 % HRmax; Vigorous: > 70 % HRmax.\n    Applicable to Automated sources (method = SCT 8359006) only."
  },
  {
    "code" : "met-lu",
    "display" : "MET Value Look-up",
    "definition" : "MET assigned from a reference table (e.g. Ainsworth Compendium of Physical Activities).\n    Moderate: 3.0–5.9 MET; Vigorous: ≥ 6.0 MET.\n    Applicable to Automated sources only."
  },
  {
    "code" : "met-cal",
    "display" : "MET Value Calculated",
    "definition" : "MET estimated from raw sensor data (e.g. accelerometer signal, VO2 proxy algorithm).\n    Moderate: 3.0–5.9 MET; Vigorous: ≥ 6.0 MET.\n    Applicable to Automated sources only."
  },
  {
    "code" : "self-rp",
    "display" : "Self-Reported via Questionnaire",
    "definition" : "Patient-reported activity type used as the basis for intensity classification.\n    The MET look-up table is applied to the reported activity type.\n    Applicable to both Automated and Manual sources.\n    For Manual sources (SCT 87982008) this is the ONLY permitted code (see pa-manual-comp-01)."
  }]
}