Release 4

This page is part of the FHIR Specification (v4.0.1: R4 - Mixed Normative and STU) in it's permanent home (it will always be available at this URL). 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: R4B R4

Codesystem-study-type.xml

Clinical Decision Support Work GroupMaturity Level: N/AStandards Status: Informative

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

Definition for Code System StudyType

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

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="study-type"/> 
  <meta> 
    <lastUpdated value="2019-11-01T09:29:23.356+11:00"/> 
  </meta> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <h2> StudyType</h2> 
      <div> 
        <p> Types of research studies (types of research methods).</p> 

      </div> 
      <p> This code system http://terminology.hl7.org/CodeSystem/study-type 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">RCT
            <a name="study-type-RCT"> </a> 
          </td> 
          <td> randomized trial</td> 
          <td> randomized controlled trial.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">CCT
            <a name="study-type-CCT"> </a> 
          </td> 
          <td> controlled trial (non-randomized)</td> 
          <td> controlled (but not randomized) trial.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">cohort
            <a name="study-type-cohort"> </a> 
          </td> 
          <td> comparative cohort study</td> 
          <td> observational study comparing cohorts.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">case-control
            <a name="study-type-case-control"> </a> 
          </td> 
          <td> case-control study</td> 
          <td> case-control study.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">series
            <a name="study-type-series"> </a> 
          </td> 
          <td> uncontrolled cohort or case series</td> 
          <td> uncontrolled cohort or case series.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">case-report
            <a name="study-type-case-report"> </a> 
          </td> 
          <td> case report</td> 
          <td> a single case report.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">mixed
            <a name="study-type-mixed"> </a> 
          </td> 
          <td> mixed methods</td> 
          <td> a combination of 1 or more types of studies.</td> 
        </tr> 
      </table> 
    </div> 
  </text> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="trial-use"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="0"/> 
  </extension> 
  <url value="http://terminology.hl7.org/CodeSystem/study-type"/> 
  <identifier> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.4.1350"/> 
  </identifier> 
  <version value="4.0.1"/> 
  <name value="StudyType"/> 
  <title value="StudyType"/> 
  <status value="draft"/> 
  <experimental value="false"/> 
  <date value="2019-11-01T09:29:23+11:00"/> 
  <publisher value="HL7 (FHIR Project)"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://hl7.org/fhir"/> 
    </telecom> 
    <telecom> 
      <system value="email"/> 
      <value value="fhir@lists.hl7.org"/> 
    </telecom> 
  </contact> 
  <description value="Types of research studies (types of research methods)."/> 
  <caseSensitive value="true"/> 
  <valueSet value="http://hl7.org/fhir/ValueSet/study-type"/> 
  <content value="complete"/> 
  <concept> 
    <code value="RCT"/> 
    <display value="randomized trial"/> 
    <definition value="randomized controlled trial."/> 
  </concept> 
  <concept> 
    <code value="CCT"/> 
    <display value="controlled trial (non-randomized)"/> 
    <definition value="controlled (but not randomized) trial."/> 
  </concept> 
  <concept> 
    <code value="cohort"/> 
    <display value="comparative cohort study"/> 
    <definition value="observational study comparing cohorts."/> 
  </concept> 
  <concept> 
    <code value="case-control"/> 
    <display value="case-control study"/> 
    <definition value="case-control study."/> 
  </concept> 
  <concept> 
    <code value="series"/> 
    <display value="uncontrolled cohort or case series"/> 
    <definition value="uncontrolled cohort or case series."/> 
  </concept> 
  <concept> 
    <code value="case-report"/> 
    <display value="case report"/> 
    <definition value="a single case report."/> 
  </concept> 
  <concept> 
    <code value="mixed"/> 
    <display value="mixed methods"/> 
    <definition value="a combination of 1 or more types of studies."/> 
  </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.