Consolidated CDA (C-CDA)
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Consolidated CDA (C-CDA), published by Health Level Seven. This guide is not an authorized publication; it is the continuous build for version 4.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/CDA-ccda/ and changes regularly. See the Directory of published versions

Example Binary: Age Observation Example

This content is an example of the Age Observation Logical Model and is not a FHIR Resource

    
<observation classCode="OBS" moodCode="EVN" xmlns="urn:hl7-org:v3" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <templateId root="2.16.840.1.113883.10.20.22.4.31" />
  <!-- Age observation -->
  <code code="445518008" 
        codeSystem="2.16.840.1.113883.6.96"
        displayName="Age At Onset" />
  <text><reference value="#age"/></text>
  <statusCode code="completed" />
  <value xsi:type="PQ" value="57" unit="a" />
</observation>