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

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="synthesis-type"/>
  <meta>
    <lastUpdated value="2020-04-09T21:10:28.568+00:00"/>
  </meta>
  <text>
    <status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem synthesis-type</b></p><a name="synthesis-type"> </a><a name="hcsynthesis-type"> </a><a name="synthesis-type-en-US"> </a><div style="display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%"><p style="margin-bottom: 0px">Last updated: 2020-04-09 21:10:28+0000</p></div><p>This case-sensitive code system <code>http://terminology.hl7.org/CodeSystem/synthesis-type</code> 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">std-MA<a name="synthesis-type-std-MA"> </a></td><td>summary data meta-analysis</td><td>A meta-analysis of the summary data of estimates from individual studies or data sets.</td></tr><tr><td style="white-space:nowrap">IPD-MA<a name="synthesis-type-IPD-MA"> </a></td><td>individual patient data meta-analysis</td><td>A meta-analysis of the individual participant data from individual studies or data sets.</td></tr><tr><td style="white-space:nowrap">indirect-NMA<a name="synthesis-type-indirect-NMA"> </a></td><td>indirect network meta-analysis</td><td>An indirect meta-analysis derived from 2 or more direct comparisons in a network meta-analysis.</td></tr><tr><td style="white-space:nowrap">combined-NMA<a name="synthesis-type-combined-NMA"> </a></td><td>combined direct plus indirect network meta-analysis</td><td>An composite meta-analysis derived from direct comparisons and indirect comparisons in a network meta-analysis.</td></tr><tr><td style="white-space:nowrap">range<a name="synthesis-type-range"> </a></td><td>range of results</td><td>A range of results across a body of evidence.</td></tr><tr><td style="white-space:nowrap">classification<a name="synthesis-type-classification"> </a></td><td>classifcation of results</td><td>An approach describing a body of evidence by categorically classifying individual studies (eg 3 studies showed beneft and 2 studied found no effect).</td></tr><tr><td style="white-space:nowrap">NotApplicable<a name="synthesis-type-NotApplicable"> </a></td><td>not applicable</td><td>Not applicable because the evidence is not from a synthesis but from a single study. Used fo explicitly state that it's not a synthesis.</td></tr><tr style="background-color: #ffeeee"><td style="white-space:nowrap">pooled<a name="synthesis-type-pooled"> </a></td><td>pooled rates</td><td>An unweighted average.</td></tr></table></div>
  </text>
  <url value="http://terminology.hl7.org/CodeSystem/synthesis-type"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.4.642.1.1348"/>
  </identifier>
  <version value="2.0.0"/>
  <name value="StatisticSynthesisType"/>
  <title value="StatisticSynthesisType"/>
  <status value="draft"/>
  <experimental value="false"/>
  <date value="2020-04-09T21:10:28+00:00"/>
  <publisher value="Health Level Seven International"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org"/>
    </telecom>
    <telecom>
      <system value="email"/>
      <value value="hq@HL7.org"/>
    </telecom>
  </contact>
  <description value="Types of combining results from a body of evidence (eg. summary data meta-analysis)."/>
  <copyright value="This material derives from the HL7 Terminology (THO). THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license"/>
  <caseSensitive value="true"/>
  <valueSet value="http://terminology.hl7.org/ValueSet/synthesis-type"/>
  <content value="complete"/>
  <concept>
    <code value="std-MA"/>
    <display value="summary data meta-analysis"/>
    <definition value="A meta-analysis of the summary data of estimates from individual studies or data sets."/>
  </concept>
  <concept>
    <code value="IPD-MA"/>
    <display value="individual patient data meta-analysis"/>
    <definition value="A meta-analysis of the individual participant data from individual studies or data sets."/>
  </concept>
  <concept>
    <code value="indirect-NMA"/>
    <display value="indirect network meta-analysis"/>
    <definition value="An indirect meta-analysis derived from 2 or more direct comparisons in a network meta-analysis."/>
  </concept>
  <concept>
    <code value="combined-NMA"/>
    <display value="combined direct plus indirect network meta-analysis"/>
    <definition value="An composite meta-analysis derived from direct comparisons and indirect comparisons in a network meta-analysis."/>
  </concept>
  <concept>
    <code value="range"/>
    <display value="range of results"/>
    <definition value="A range of results across a body of evidence."/>
  </concept>
  <concept>
    <code value="classification"/>
    <display value="classifcation of results"/>
    <definition value="An approach describing a body of evidence by categorically classifying individual studies (eg 3 studies showed beneft and 2 studied found no effect)."/>
  </concept>
  <concept>
    <code value="NotApplicable"/>
    <display value="not applicable"/>
    <definition value="Not applicable because the evidence is not from a synthesis but from a single study. Used fo explicitly state that it's not a synthesis."/>
  </concept>
  <concept>
    <code value="pooled"/>
    <display value="pooled rates"/>
    <definition value="An unweighted average."/>
    <property>
      <code value="status"/>
      <valueCode value="retired"/>
    </property>
  </concept>
</CodeSystem>