Consumer Mobile Health Application Functional Framework, Release 2
2.0.1 - CI build International flag

Consumer Mobile Health Application Functional Framework, Release 2, published by HL7 International / Mobile Health. This guide is not an authorized publication; it is the continuous build for version 2.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/cmhaff-ig/ and changes regularly. See the Directory of published versions

: PDS.3 Usability and Accessibility Assessment (Header) - XML Representation

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<Requirements xmlns="http://hl7.org/fhir">
  <id value="CMHAFFR2-PDS.3"/>
  <meta>
    <profile
             value="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/FMHeader"/>
  </meta>
  <text>
    <status value="extensions"/>
    <div xmlns="http://www.w3.org/1999/xhtml">
    <span id="description"><b>Statement <a href="https://hl7.org/fhir/versions.html#std-process" title="Normative Content" class="normative-flag">N</a>:</b> <div/></span>

    

    
    
    

    
    <span id="requirements"><b>Criteria <a href="https://hl7.org/fhir/versions.html#std-process" title="Normative Content" class="normative-flag">N</a>:</b></span>
    
    <table id="statements" class="grid dict">
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#01</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHALL</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>The App SHALL be assessed against an industry-validated usability assessment tool, using subjects who are demographically-similar to intended users (target audience). For example, user types may include those with motor disabilities, visual impairment, auditory disabilities, etc. [1]</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#02</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHALL</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>[Intended users include those with motor disabilities] Assess product for usability by people with motor disabilities.[1]</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#03</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHALL</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>[Intended users include those with visual disabilities] Assess product for usability by visually-impaired and/or color-blind people using a standard mobile screen reader.</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#04</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHALL</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>[Intended users include those with auditory disabilities] Assess product for usability by people with auditory disabilities.</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#05</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Assess product for usability by a sample of intended users. If geared towards a certain age segment or to people with a specific chronic health condition, or to persons with disabilities other than those specified above, usability testing subjects are drawn from these populations.</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#06</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Create a written usability assessment plan, including known problems with product usability and mitigation plan. NOTE: for U.S. Realm when an app is sponsored by a HIPAA entity, the force of this criteria is elevated to “SHALL” with plan specifically addressing usability issues for people with visual and motor disabilities.</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#07</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Follow design/style guide standards established by the platform provider(s) for the app (e.g., Android, iOS).</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#08</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Avoid excessive data use by the app, minimizing it as much as possible warning users when high data usage occurs (e.g., downloads and updates).[2]</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#09</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Describe the use cases (business scenarios) and intended users for the app’s main functions.[3]</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#10</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Permit flexibility (adaptation) to the user’s specific abilities, needs, or requirements.</p>
</div></span>
                
                
            </td>
        </tr>
        
        <tr>
            <td style="padding-left: 4px;">
                
                <span>PDS.3#11</span>
                
            </td>
            <td style="padding-left: 4px;">
                
                
                
                <span>SHOULD</span>
                
            </td>
            <td style="padding-left: 4px;" class="requirement">
                
                <span><div><p>Provide information about accessibility characteristics in the app description and in contextual assistance sections of the app.</p>
</div></span>
                
                
            </td>
        </tr>
        
    </table>
</div>
  </text>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="mobile"/>
  </extension>
  <url value="http://hl7.org/fhir/uv/cmhaffr2/Requirements/CMHAFFR2-PDS.3"/>
  <version value="2.0.1"/>
  <name value="PDS_3_Usability_and_Accessibility_Assessment"/>
  <title value="PDS.3 Usability and Accessibility Assessment (Header)"/>
  <status value="active"/>
  <date value="2025-05-28T08:01:49+00:00"/>
  <publisher value="HL7 International / Mobile Health"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/mobile"/>
    </telecom>
  </contact>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
      <display value="World"/>
    </coding>
  </jurisdiction>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-01"/>
    <label value="PDS.3#01"/>
    <conformance value="SHALL"/>
    <conditionality value="false"/>
    <requirement
                 value="The App SHALL be assessed against an industry-validated usability assessment tool, using subjects who are demographically-similar to intended users (target audience). For example, user types may include those with motor disabilities, visual impairment, auditory disabilities, etc. [1]"/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-02"/>
    <label value="PDS.3#02"/>
    <conformance value="SHALL"/>
    <conditionality value="false"/>
    <requirement
                 value="[Intended users include those with motor disabilities] Assess product for usability by people with motor disabilities.[1]"/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-03"/>
    <label value="PDS.3#03"/>
    <conformance value="SHALL"/>
    <conditionality value="false"/>
    <requirement
                 value="[Intended users include those with visual disabilities] Assess product for usability by visually-impaired and/or color-blind people using a standard mobile screen reader."/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-04"/>
    <label value="PDS.3#04"/>
    <conformance value="SHALL"/>
    <conditionality value="false"/>
    <requirement
                 value="[Intended users include those with auditory disabilities] Assess product for usability by people with auditory disabilities."/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-05"/>
    <label value="PDS.3#05"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Assess product for usability by a sample of intended users. If geared towards a certain age segment or to people with a specific chronic health condition, or to persons with disabilities other than those specified above, usability testing subjects are drawn from these populations."/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-06"/>
    <label value="PDS.3#06"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Create a written usability assessment plan, including known problems with product usability and mitigation plan. NOTE: for U.S. Realm when an app is sponsored by a HIPAA entity, the force of this criteria is elevated to “SHALL” with plan specifically addressing usability issues for people with visual and motor disabilities."/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-07"/>
    <label value="PDS.3#07"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Follow design/style guide standards established by the platform provider(s) for the app (e.g., Android, iOS)."/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-08"/>
    <label value="PDS.3#08"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Avoid excessive data use by the app, minimizing it as much as possible warning users when high data usage occurs (e.g., downloads and updates).[2]"/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-09"/>
    <label value="PDS.3#09"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Describe the use cases (business scenarios) and intended users for the app’s main functions.[3]"/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-10"/>
    <label value="PDS.3#10"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Permit flexibility (adaptation) to the user’s specific abilities, needs, or requirements."/>
  </statement>
  <statement>
    <extension
               url="http://hl7.org/fhir/uv/cmhaffr2/StructureDefinition/requirements-dependent">
      <valueBoolean value="false"/>
    </extension>
    <key value="CMHAFFR2-PDS.3-11"/>
    <label value="PDS.3#11"/>
    <conformance value="SHOULD"/>
    <conditionality value="false"/>
    <requirement
                 value="Provide information about accessibility characteristics in the app description and in contextual assistance sections of the app."/>
  </statement>
</Requirements>