Release 5 Preview #1

This page is part of the FHIR Specification (v4.2.0: R5 Preview #1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3

Codesystem-binding-strength.xml

FHIR Infrastructure Work GroupMaturity Level: N/AStandards Status: Informative

Raw XML (canonical form + also see XML Format Specification)

Definition for Code System BindingStrength

<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="binding-strength"/> 
  <meta> 
    <lastUpdated value="2019-12-31T21:03:40.621+11:00"/> 
  </meta> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <h2> BindingStrength</h2> 
      <div> 
        <p> Indication of the degree of conformance expectations associated with a binding.</p> 

      </div> 
      <p> This code system http://hl7.org/fhir/binding-strength 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">required
            <a name="binding-strength-required"> </a> 
          </td> 
          <td> Required</td> 
          <td> To be conformant, the concept in this element SHALL be from the specified value set.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">extensible
            <a name="binding-strength-extensible"> </a> 
          </td> 
          <td> Extensible</td> 
          <td> To be conformant, the concept in this element SHALL be from the specified value set if
             any of the codes within the value set can apply to the concept being communicated.  If
             the value set does not cover the concept (based on human review), alternate codings (or,
             data type allowing, text) may be included instead.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">preferred
            <a name="binding-strength-preferred"> </a> 
          </td> 
          <td> Preferred</td> 
          <td> Instances are encouraged to draw from the specified codes for interoperability purposes
             but are not required to do so to be considered conformant.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">example
            <a name="binding-strength-example"> </a> 
          </td> 
          <td> Example</td> 
          <td> Instances are not expected or even encouraged to draw from the specified value set.  The
             value set merely provides examples of the types of concepts intended to be included.</td> 
        </tr> 
      </table> 
    </div> 
  </text> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="fhir"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="normative"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version">
    <valueCode value="4.0.0"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="5"/> 
  </extension> 
  <url value="http://hl7.org/fhir/binding-strength"/> 
  <identifier> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.1.44"/> 
  </identifier> 
  <version value="4.2.0"/> 
  <name value="BindingStrength"/> 
  <title value="BindingStrength"/> 
  <status value="active"/> 
  <experimental value="false"/> 
  <date value="2019-12-31T21:03:40+11:00"/> 
  <description value="Indication of the degree of conformance expectations associated with a binding."/> 
  <caseSensitive value="true"/> 
  <valueSet value="http://hl7.org/fhir/ValueSet/binding-strength"/> 
  <content value="complete"/> 
  <concept> 
    <code value="required"/> 
    <display value="Required"/> 
    <definition value="To be conformant, the concept in this element SHALL be from the specified value set."/> 
  </concept> 
  <concept> 
    <code value="extensible"/> 
    <display value="Extensible"/> 
    <definition value="To be conformant, the concept in this element SHALL be from the specified value set if
     any of the codes within the value set can apply to the concept being communicated.  If
     the value set does not cover the concept (based on human review), alternate codings (or,
     data type allowing, text) may be included instead."/> 
  </concept> 
  <concept> 
    <code value="preferred"/> 
    <display value="Preferred"/> 
    <definition value="Instances are encouraged to draw from the specified codes for interoperability purposes
     but are not required to do so to be considered conformant."/> 
  </concept> 
  <concept> 
    <code value="example"/> 
    <display value="Example"/> 
    <definition value="Instances are not expected or even encouraged to draw from the specified value set.  The
     value set merely provides examples of the types of concepts intended to be included."/> 
  </concept> 
</CodeSystem> 

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.