WHO Immunization Implementation Guide
1.0.0 - release
WHO Immunization Implementation Guide, published by WHO. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-immunizations/tree/132/merge and changes regularly. See the Directory of published versions
| Draft as of 2026-03-31 |
<Library xmlns="http://hl7.org/fhir">
<id value="IMMZIND44Logic"/>
<meta>
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<text>
<status value="extensions"/>
<div xmlns="http://www.w3.org/1999/xhtml">
<div>
<table class="grid dict">
<tr>
<th scope="row"><b>Title: </b></th>
<td style="padding-left: 4px;">IMMZIND44Logic</td>
</tr>
<tr>
<th scope="row"><b>Id: </b></th>
<td style="padding-left: 4px;">IMMZIND44Logic</td>
</tr>
<tr>
<th scope="row"><b>Version: </b></th>
<td style="padding-left: 4px;">1.0.0</td>
</tr>
<tr>
<th scope="row"><b>Url: </b></th>
<td style="padding-left: 4px;"><a href="Library-IMMZIND44Logic.html">IMMZIND44Logic</a></td>
</tr>
<tr>
<th scope="row"><b>Status: </b></th>
<td style="padding-left: 4px;">draft</td>
</tr>
<tr>
<th scope="row"><b>Type: </b></th>
<td style="padding-left: 4px;">
<p style="margin-bottom: 5px;">
<b>system: </b> <span><a href="http://terminology.hl7.org/7.1.0/CodeSystem-library-type.html">http://terminology.hl7.org/CodeSystem/library-type</a></span>
</p>
<p style="margin-bottom: 5px;">
<b>code: </b> <span>logic-library</span>
</p>
</td>
</tr>
<tr>
<th scope="row"><b>Date: </b></th>
<td style="padding-left: 4px;">2026-03-31 13:54:17+0000</td>
</tr>
<tr>
<th scope="row"><b>Publisher: </b></th>
<td style="padding-left: 4px;">WHO</td>
</tr>
<tr>
<th scope="row"><b>Description: </b></th>
<td style="padding-left: 4px;"><div><p>This library defines population criteria logic for the IMMZ.IND.44 indicator in the Immunization CPG</p>
</div></td>
</tr>
<tr>
<th scope="row"><b>Related Artifacts: </b></th>
<td style="padding-left: 4px;">
<p><b>Dependencies</b></p>
<ul>
<li><a href="Library-WHOCommon.html">WHOCommon</a></li>
<li><a href="Library-IMMZCommon.html">IMMZCommon</a></li>
<li><a href="Library-IMMZConcepts.html">IMMZConcepts</a></li>
<li><code>http://smart.who.int/immunizations/Library/IMMZIndicatorElements</code></li>
</ul>
</td>
</tr>
<tr>
<th scope="row"><b>Parameters: </b></th>
<td style="padding-left: 4px;">
<table class="grid-dict">
<tr><th><b>Name</b></th><th><b>Type</b></th><th><b>Min</b></th><th><b>Max</b></th><th><b>In/Out</b></th></tr>
<tr><th>Measurement Period</th><th>Period</th><th>0</th><th>1</th><th>In</th></tr>
<tr><th>Immunization</th><th>Immunization</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Initial Population</th><th>boolean</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Denominator</th><th>boolean</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Numerator</th><th>boolean</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Stratification 1</th><th>Coding</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Stratification 2</th><th>Reference</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Stratification 3</th><th>Coding</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Stratification 4</th><th>string</th><th>0</th><th>1</th><th>Out</th></tr>
<tr><th>Stratification 5</th><th>Coding</th><th>0</th><th>1</th><th>Out</th></tr>
</table>
</td>
</tr>
<tr>
<td colspan="2">
<table>
<tr><th><a id="cql-content"><b>Content: </b></a> text/cql</th></tr>
<tr><td><pre><code class="language-cql">/*
* Library: IMMZ.IND.44 Logic
* Adverse event following immunization (AEFI) cases
* The total number of adverse events following the administration of vaccines during the reporting period
*
* Numerator: Number of AEFI cases during the reporting period
* Numerator Computation: COUNT of immunization events WHERE "Reaction reported" is "Yes" AND "Date and time of vaccination" is during the reporting period
* Denominator: Not applicable
* Denominator Computation: Not applicable
*
* Disaggregation
* - Vaccine type: BCG, OPV, etc.
* - Vaccine manufacturer
* - Type of reaction: non-serious, disability, etc.
* - Administrative area
* - Reaction manifestation: rash, vomiting, etc.
*
* References: WHO Immunization facility analysis guide (5)
*
* Annotations: –
*/
library IMMZIND44Logic
using FHIR version '4.0.1'
include FHIRHelpers version '4.0.1'
include WHOCommon called WC
include IMMZCommon called Common
include IMMZConcepts called Concepts
include IMMZIndicatorElements called Elements
parameter "Measurement Period" Interval<Date> default Interval[@2025-01-01, @2025-12-31]
context Immunization
/*
* As defined by Member State
*/
define "Initial Population":
true
/*
@denominator: Not applicable
@pseudocode: Not applicable
*/
define "Denominator":
true
/*
@numerator: Number of AEFI cases during the reporting period
@pseudocode: COUNT of immunization events WHERE "Reaction reported" is "Yes" AND "Date and time of vaccination" is during the reporting period
*/
define "Numerator":
exists Elements."Adverse Events for Immunization"
/*
@disaggregation: Vaccine type: BCG, OPV, etc.
Vaccine manufacturer
Type of reaction: non-serious, disability, etc.
Administrative area
Reaction manifestation: rash, vomiting, etc.
*/
define "Stratification 1":
First( Immunization.vaccineCode.coding )
define "Stratification 2":
Immunization.manufacturer
define "Stratification 3":
First( First (Elements."Adverse Events for Immunization" ).seriousness.coding )
define "Stratification 4":
Elements.GetGeographicRegionForImmunization( Immunization )
define "Stratification 5":
First( First (Elements."Adverse Events for Immunization" ).event.coding )
/*
define "Stratification 1":
Elements."By Geographic Region Stratifier"
define "Stratification 2":
Elements."By Administrative Gender Stratifier"
define "Stratification 3":
Elements."Age Stratifier"
define "Stratification 4":
Elements."By Age Group Stratifier"
*/</code></pre></td></tr>
</table>
</td>
</tr>
</table>
</div>
</div>
</text>
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url="http://hl7.org/fhir/StructureDefinition/cqf-knowledgeCapability">
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<url value="http://smart.who.int/immunizations/Library/IMMZIND44Logic"/>
<version value="1.0.0"/>
<name value="IMMZIND44Logic"/>
<title value="IMMZIND44Logic"/>
<status value="draft"/>
<experimental value="false"/>
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<date value="2026-03-31T13:54:17+00:00"/>
<publisher value="WHO"/>
<contact>
<name value="WHO"/>
<telecom>
<system value="url"/>
<value value="http://who.int"/>
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<description
value="This library defines population criteria logic for the IMMZ.IND.44 indicator in the Immunization CPG"/>
<relatedArtifact>
<type value="depends-on"/>
<display value="Library WC"/>
<resource value="http://smart.who.int/immunizations/Library/WHOCommon"/>
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<relatedArtifact>
<type value="depends-on"/>
<display value="Library Common"/>
<resource value="http://smart.who.int/immunizations/Library/IMMZCommon"/>
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<relatedArtifact>
<type value="depends-on"/>
<display value="Library Concepts"/>
<resource
value="http://smart.who.int/immunizations/Library/IMMZConcepts"/>
</relatedArtifact>
<relatedArtifact>
<type value="depends-on"/>
<display value="Library Elements"/>
<resource
value="http://smart.who.int/immunizations/Library/IMMZIndicatorElements"/>
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<parameter>
<name value="Measurement Period"/>
<use value="in"/>
<min value="0"/>
<max value="1"/>
<type value="Period"/>
</parameter>
<parameter>
<name value="Immunization"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="Immunization"/>
</parameter>
<parameter>
<name value="Initial Population"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="boolean"/>
</parameter>
<parameter>
<name value="Denominator"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="boolean"/>
</parameter>
<parameter>
<name value="Numerator"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="boolean"/>
</parameter>
<parameter>
<name value="Stratification 1"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="Coding"/>
</parameter>
<parameter>
<name value="Stratification 2"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="Reference"/>
</parameter>
<parameter>
<name value="Stratification 3"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="Coding"/>
</parameter>
<parameter>
<name value="Stratification 4"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="string"/>
</parameter>
<parameter>
<name value="Stratification 5"/>
<use value="out"/>
<min value="0"/>
<max value="1"/>
<type value="Coding"/>
</parameter>
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<contentType value="text/cql"/>
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</Library>