This page is part of the HL7 Terminology (v1.0.0: Release) based on FHIR (HL7® FHIR® Standard) R4. The current version which supersedes this version is 7.0.0. For a full list of available versions, see the Directory of published versions
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{
"resourceType" : "CodeSystem",
"id" : "study-type",
"meta" : {
"lastUpdated" : "2020-04-09T21:10:28.568+00:00"
},
"text" : {
"status" : "generated",
"div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n \n <h2>StatisticStudyType</h2>\n \n <div>\n \n <p>The type of study a statistic was derived from.</p>\n\n \n </div>\n \n <p>This code system http://terminology.hl7.org/CodeSystem/study-type defines the following codes:</p>\n \n <table class=\"codes\">\n \n <tr>\n \n <td style=\"white-space:nowrap\">\n \n <b>Code</b>\n \n </td>\n \n <td>\n \n <b>Display</b>\n \n </td>\n \n <td>\n \n <b>Definition</b>\n \n </td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">RCT\n \n <a name=\"study-type-RCT\"> </a>\n \n </td>\n \n <td>randomized trial</td>\n \n <td>randomized controlled trial.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">CCT\n \n <a name=\"study-type-CCT\"> </a>\n \n </td>\n \n <td>controlled trial (non-randomized)</td>\n \n <td>controlled (but not randomized) trial.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">cohort\n \n <a name=\"study-type-cohort\"> </a>\n \n </td>\n \n <td>comparative cohort study</td>\n \n <td>observational study comparing cohorts.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">case-control\n \n <a name=\"study-type-case-control\"> </a>\n \n </td>\n \n <td>case-control study</td>\n \n <td>case-control study.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">series\n \n <a name=\"study-type-series\"> </a>\n \n </td>\n \n <td>uncontrolled case series</td>\n \n <td>uncontrolled case series.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">case-report\n \n <a name=\"study-type-case-report\"> </a>\n \n </td>\n \n <td>case report</td>\n \n <td>a single case report.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">RCTandCohort\n \n <a name=\"study-type-RCTandCohort\"> </a>\n \n </td>\n \n <td>mixed RCT and cohort</td>\n \n <td>a combination of 1 or more RCTs and cohorts.</td>\n \n </tr>\n \n <tr>\n \n <td style=\"white-space:nowrap\">cross-section\n \n <a name=\"study-type-cross-section\"> </a>\n \n </td>\n \n <td>cross sectional study</td>\n \n <td>uncontrolled cohort.</td>\n \n </tr>\n \n </table>\n \n </div>"
},
"url" : "http://terminology.hl7.org/CodeSystem/study-type",
"identifier" : [
{
"system" : "urn:ietf:rfc:3986",
"value" : "urn:oid:2.16.840.1.113883.4.642.1.1350"
}
],
"version" : "4.2.0",
"name" : "StatisticStudyType",
"title" : "StatisticStudyType",
"status" : "draft",
"experimental" : false,
"date" : "2020-04-09T21:10:28+00:00",
"publisher" : "HL7 (FHIR Project)",
"contact" : [
{
"telecom" : [
{
"system" : "url",
"value" : "http://hl7.org/fhir"
},
{
"system" : "email",
"value" : "fhir@lists.hl7.org"
}
]
}
],
"description" : "The type of study a statistic was derived from.",
"caseSensitive" : true,
"valueSet" : "http://terminology.hl7.org/ValueSet/study-type",
"content" : "complete",
"concept" : [
{
"code" : "RCT",
"display" : "randomized trial",
"definition" : "randomized controlled trial."
},
{
"code" : "CCT",
"display" : "controlled trial (non-randomized)",
"definition" : "controlled (but not randomized) trial."
},
{
"code" : "cohort",
"display" : "comparative cohort study",
"definition" : "observational study comparing cohorts."
},
{
"code" : "case-control",
"display" : "case-control study",
"definition" : "case-control study."
},
{
"code" : "series",
"display" : "uncontrolled case series",
"definition" : "uncontrolled case series."
},
{
"code" : "case-report",
"display" : "case report",
"definition" : "a single case report."
},
{
"code" : "RCTandCohort",
"display" : "mixed RCT and cohort",
"definition" : "a combination of 1 or more RCTs and cohorts."
},
{
"code" : "cross-section",
"display" : "cross sectional study",
"definition" : "uncontrolled cohort."
}
]
}