{"resourceType":"CodeSystem","id":"study-type","meta":{"lastUpdated":"2021-01-17T07:06:13.533+11:00"},"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"cds"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"trial-use"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":0}],"url":"http://terminology.hl7.org/CodeSystem/study-type","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.4.642.4.1350"}],"version":"4.0.1","name":"StudyType","title":"StudyType","status":"draft","experimental":false,"date":"2021-01-17T07:06:13+11:00","publisher":"HL7 (FHIR Project)","contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"},{"system":"email","value":"fhir@lists.hl7.org"}]}],"description":"Types of research studies (types of research methods).","caseSensitive":true,"valueSet":"http://hl7.org/fhir/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 cohort or case series","definition":"uncontrolled cohort or case series."},{"code":"case-report","display":"case report","definition":"a single case report."},{"code":"mixed","display":"mixed methods","definition":"a combination of 1 or more types of studies."}]}