Clinical Practice Guidelines
2.0.0 - STU2
Clinical Practice Guidelines
2.0.0 - STU2
Clinical Practice Guidelines, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/cqf-recommendations/ and changes regularly. See the Directory of published versions
| Active as of 2026-04-29 |
{
"resourceType" : "Measure",
"id" : "chf-bodyweight-change-measure",
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🔗 "http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-computablemetric"
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"div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n <table class=\"narrative-table\">\n <tbody>\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Metadata</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">CHF Body Weight Change Metric</td>\n\n\n</tr>\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Version</th>\n\n\n\n<td class=\"content-container\">2.0.0</td>\n\n\n</tr>\n\n\n\n\n\n\n\n \n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Identifier</th>\n\n\n\n<td class=\"content-container\">urn:oid:2.16.840.1.113883.4.642.40.48.29.2</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Experimental</th>\n\n\n\n<td class=\"content-container\">true</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Jurisdiction</th>\n\n\n\n<td class=\"content-container\">\n World\n\n\n</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Steward (Publisher)</th>\n\n\n\n<td class=\"content-container\">HL7 International / Clinical Decision Support</td>\n\n\n</tr>\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Steward Contact</th>\n\n\n\n<td class=\"content-container\">HL7 International / Clinical Decision Support</td>\n\n\n</tr>\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Body weight change metric as a feature of a congestive heart failure pathway</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Measure Scoring</th>\n\n\n\n<td class=\"content-container\">\n continuous-variable from <a href=\"http://terminology.hl7.org/7.1.0/CodeSystem-measure-scoring.html\">http://terminology.hl7.org/CodeSystem/measure-scoring</a> \n\n\n</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Improvement Notation</th>\n\n\n\n<td class=\"content-container\">\n decrease from <a href=\"http://terminology.hl7.org/7.1.0/CodeSystem-measure-improvement-notation.html\">http://terminology.hl7.org/CodeSystem/measure-improvement-notation</a> \n\n\n</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n \n \n \n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Measure Group (Rate)</th>\n\n\n</tr>\n \n \n \n\n\n\n\n\n\n\n\n\n\n\n \n\n \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Measure Logic</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Primary Library</th>\n\n\n\n<td class=\"content-container\"><a href=\"Library-CHF.html\">CHF</a></td>\n\n\n</tr>\n\n\n\n\n<tr>\n <th scope=\"row\" class=\"row-header\">Contents</th>\n <td class=\"content-container\">\n <em><a href=\"#population-criteria\">Population Criteria</a></em>\n <br/>\n <em><a href=\"#definitions\">Logic Definitions</a></em>\n <br/>\n <em><a href=\"#terminology\">Terminology</a></em>\n <br/>\n <em><a href=\"#dependencies\">Dependencies</a></em>\n <br/>\n <em><a href=\"#data-requirements\">Data Requirements</a></em>\n <br/>\n <em><a href=\"#parameters\">Parameters</a></em>\n <br/>\n </td>\n</tr>\n\n\n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"population-criteria\"> </a>Population Criteria</th>\n\n\n</tr>\n \n \n \n\n \n \n \n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Measure Group (Rate)</th>\n\n\n</tr>\n \n \n \n\n \n\n\n \n\n \n \n\n\n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"definitions\"> </a>Logic Definitions</th>\n\n\n</tr>\n \n \n \n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> CHF</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"chf-body-weight\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">// Case Features\ndefine "Body Weight":\n [Observation: "Body weight"] O\n where O.status = 'final'\n and references(O.encounter, Encounter)</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> CHF</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"chf-current-body-weight\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define "Current Body Weight":\n First("Body Weight" WT where WT.issued same day as Today() sort by issued descending)</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> CHF</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"chf-previous-body-weight\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define "Previous Body Weight":\n First("Body Weight" WT where WT.issued 1 day before day of Today() sort by issued descending)</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> CHF</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"chf-current-body-weight-change\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define "Current Body Weight Change":\n "Current Body Weight".value - "Previous Body Weight".value</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n\n \n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> CHF</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"chf-references\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">// TODO: Handle contained references\n// TODO: Handle bundle references\n// TODO: Handle remote references\ndefine function references(reference Reference, encounter Encounter):\n EndsWith(reference.reference, '/' + encounter.id)</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n\n \n\n\n\n\n \n \n\n\n\n \n\n\n\n \n\n\n\n \n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> FHIRHelpers</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"fhirhelpers-tointeger\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define function ToInteger(value integer): value.value</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> FHIRHelpers</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"fhirhelpers-tostring\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define function ToString(value ObservationStatus): value.value</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> FHIRHelpers</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"fhirhelpers-tostring\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define function ToString(value string): value.value</code></pre>\n </td>\n\n</tr>\n\n\n\n \n\n\n<tr>\n <th scope=\"row\" rowspan=\"2\" class=\"row-header\">\n Logic Definition\n </th>\n\n <td class=\"content-container\"><em>Library Name:</em> FHIRHelpers</td>\n\n</tr>\n<tr>\n\n <td>\n \n \n \n \n <a name=\"fhirhelpers-todatetime\"> </a>\n \n <pre style=\"border: none;\" class=\"content-container highlight language-cql\"><code class=\"language-cql\">define function ToDateTime(value instant): value.value</code></pre>\n </td>\n\n</tr>\n\n\n\n\n\n \n \n\n\n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"terminology\"> </a>Terminology</th>\n\n\n</tr>\n \n \n \n\n \n\n\n<tr>\n \n \n \n\n<th scope=\"row\" class=\"row-header\">Code System</th>\n\n\n \n <td class=\"content-container\">\n \n <em>Description</em>: Code system LOINC\n \n <br/>\n \n \n \n \n \n \n <em>Resource</em>: <a href=\"http://tx.fhir.org/r4/ValueSet/x-loinc2.82\">LOINC</a>\n <br/>\n <em>Canonical URL</em>: <tt>http://loinc.org</tt>\n \n </td>\n</tr>\n \n\n\n \n <tr>\n <th scope=\"row\" class=\"row-header\">Direct Reference Code</th>\n <td class=\"content-container\">\n \n <em>Code</em>: 29463-7\n <br/>\n <em>System</em>: <tt>http://loinc.org</tt>\n </td>\n </tr>\n\n \n \n\n\n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"dependencies\"> </a>Dependencies</th>\n\n\n</tr>\n \n \n \n\n\n<tr>\n \n\n<th scope=\"row\" class=\"row-header\">Dependency</th>\n\n\n <td class=\"content-container\">\n \n <em>Description</em>: Library FHIRHelpers\n \n <br/>\n \n \n \n \n \n \n <em>Resource</em>: <code>http://hl7.org/fhir/Library/FHIRHelpers|4.0.1</code>\n <br/>\n <em>Canonical URL</em>: <tt>http://hl7.org/fhir/Library/FHIRHelpers|4.0.1</tt>\n \n </td>\n</tr>\n \n\n \n\n\n \n \n\n\n\n\n\n\n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"data-requirements\"> </a>Data Requirements</th>\n\n\n</tr>\n \n \n \n<tr>\n <th scope=\"row\" class=\"row-header\">Data Requirement</th>\n <td class=\"content-container\">\n <em>Type</em>: Observation\n <br/>\n \n <em>Profile(s)</em>: \n \n <a href=\"http://hl7.org/fhir/R4/observation.html\">Observation</a>\n <br/> \n \n \n \n <em>Must Support Elements</em>: code, status, encounter, issued\n <br/>\n \n \n <em>Code Filter(s)</em>: \n <br/>\n \n \n <span class=\"tab-one\"><em>Path</em>: code</span>\n <br/>\n \n \n \n \n <span class=\"tab-one\"><em>Code(s)</em>: \n \n \n <a href=\"https://loinc.org/29463-7\">LOINC: 29463-7</a> (Body weight)\n \n \n </span>\n <br/>\n \n \n \n </td>\n</tr>\n\n \n \n\n\n <tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\"><a name=\"parameters\"> </a>Parameters</th>\n\n\n</tr>\n \n \n <tr>\n \n\n<th scope=\"row\" class=\"row-header\"/>\n\n\n <td class=\"content-container\">\n <table>\n <thead>\n <tr>\n <td><em>Name</em></td>\n <td><em>Use</em></td>\n <td><em>Card.</em></td>\n <td><em>Type</em></td>\n <td><em>Documentation</em></td>\n </tr>\n </thead>\n <tbody>\n \n <tr>\n <td>Encounter</td>\n <td>In</td>\n <td>0..1</td>\n <td>Encounter</td>\n <td/>\n </tr>\n \n <tr>\n <td>Current Body Weight Change</td>\n <td>Out</td>\n <td>0..1</td>\n <td>integer</td>\n <td/>\n </tr>\n \n </tbody>\n </table>\n </td>\n</tr>\n\n \n \n\n<tr>\n <th colspan=\"2\" scope=\"row\" class=\"row-header\">Generated using version 0.5.4 of the sample-content-ig Liquid templates</th>\n</tr>\n\n </tbody>\n </table>\n</div>"
},
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"valueString" : "define \"Current Body Weight Change\":\n \"Current Body Weight\".value - \"Previous Body Weight\".value"
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"name" : "EffectiveDataRequirements",
"status" : "active",
"type" : {
"coding" : [
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"code" : "module-definition"
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"relatedArtifact" : [
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"display" : "Library FHIRHelpers",
"resource" : "http://hl7.org/fhir/Library/FHIRHelpers|4.0.1"
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{
"type" : "depends-on",
"display" : "Code system LOINC",
"resource" : "http://loinc.org"
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"parameter" : [
{
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"min" : 0,
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{
"name" : "Current Body Weight Change",
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"type" : "integer"
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"dataRequirement" : [
{
"type" : "Observation",
"profile" : [
🔗 "http://hl7.org/fhir/StructureDefinition/Observation"
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"mustSupport" : [
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"codeFilter" : [
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"extension" : [
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"valueCode" : "shareable"
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{
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"valueCode" : "computable"
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{
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"valueCode" : "publishable"
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{
"url" : "http://hl7.org/fhir/uv/crmi/StructureDefinition/crmi-effectiveDataRequirements",
"valueCanonical" : "#effective-data-requirements"
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],
"url" : "http://hl7.org/fhir/uv/cpg/Measure/chf-bodyweight-change-measure",
"identifier" : [
{
"system" : "urn:ietf:rfc:3986",
"value" : "urn:oid:2.16.840.1.113883.4.642.40.48.29.2"
}
],
"version" : "2.0.0",
"name" : "CHFBodyWeightChange",
"title" : "CHF Body Weight Change Metric",
"status" : "active",
"experimental" : true,
"date" : "2026-04-29T15:06:55+00:00",
"publisher" : "HL7 International / Clinical Decision Support",
"contact" : [
{
"name" : "HL7 International / Clinical Decision Support",
"telecom" : [
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"system" : "url",
"value" : "http://www.hl7.org/Special/committees/dss"
}
]
}
],
"description" : "Body weight change metric as a feature of a congestive heart failure pathway",
"jurisdiction" : [
{
"coding" : [
{
"system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
"code" : "001",
"display" : "World"
}
]
}
],
"library" : [
🔗 "http://hl7.org/fhir/uv/cpg/Library/CHF"
],
"scoring" : {
"coding" : [
{
"system" : "http://terminology.hl7.org/CodeSystem/measure-scoring",
"code" : "continuous-variable"
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]
},
"improvementNotation" : {
"coding" : [
{
"system" : "http://terminology.hl7.org/CodeSystem/measure-improvement-notation",
"code" : "decrease"
}
]
},
"group" : [
{
"population" : [
{
"code" : {
"coding" : [
{
"system" : "http://terminology.hl7.org/CodeSystem/measure-population",
"code" : "measure-observation"
}
]
},
"criteria" : {
"language" : "text/cql-identifier",
"expression" : "Current Body Weight Change"
}
}
]
}
]
}
IG © 2023+ HL7 International / Clinical Decision Support.
Package hl7.fhir.uv.cpg#2.0.0 based on FHIR 4.0.1.
Generated
2026-04-29
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