Implementation Guide
Health Device Data Transfer
Version 0.1.0 - ballot

Specification of health data transfer from devices to DiGA (§ 374a SGB V)

: HDDT rtCGM Full Chunk Observation Example - XML Representation

Raw xml | Download


<Observation xmlns="http://hl7.org/fhir">
  <id value="example-cgm-series-1"/>
  <meta>
    <profile
             value="https://gematik.de/fhir/hddt/StructureDefinition/hddt-continuous-glucose-measurement"/>
  </meta>
  <status value="final"/>
  <code>
    <coding>
      <system value="http://loinc.org"/>
      <code value="99504-3"/>
      <display value="Glucose [Mass/volume] in Interstitial fluid"/>
    </coding>
  </code>
  <effectivePeriod>
    <start value="2025-09-26T16:00:00Z"/>
    <end value="2025-09-26T16:59:59Z"/>
  </effectivePeriod>
  <valueSampledData>
    <origin>
      <value value="0"/>
      <unit value="mg/dl"/>
      <system value="http://unitsofmeasure.org"/>
      <code value="mg/dL"/>
    </origin>
    <period value="300000"/>
    <dimensions value="1"/>
    <data value="123 122 126 134 129 128 130 131 129 127 127 133"/>
  </valueSampledData>
  <note>
    <text
          value="Example CGM data series with 5-minute intervals over 1 hour (12 samples)."/>
  </note>
  <method>
    <coding>
      <system value="http://snomed.info/sct"/>
      <code value="463729000"/>
      <display
               value="Point-of-care blood glucose continuous monitoring system (physical object)"/>
    </coding>
  </method>
  <device>🔗 
    <reference value="DeviceMetric/example-devicemetric-cgm"/>
  </device>
</Observation>