HL7 Terminology
1.0.0 - Publication

This page is part of the HL7 Terminology (v1.0.0: Release) based on FHIR R4. The current version which supercedes this version is 2.1.0. For a full list of available versions, see the Directory of published versions



Defining URL:http://terminology.hl7.org/CodeSystem/state-change-reason
Content:All the concepts defined by the code system are included in the code system resource

Indicates why the state of the subject changed.

Publisher:HL7 (FHIR Project)
Committee:Biomedical Research and Regulation
OID:2.16.840.1.113883.4.642.1.0 (for OID based terminology systems)
Content Mode:Complete
Value Set:http://terminology.hl7.org/ValueSet/state-change-reason ( is the value set for all codes in this code system)
Source Resource:XML / JSON / Turtle

This Code system is referenced in the content logical definition of the following value sets:


Indicates why the state of the subject changed.

This code system http://terminology.hl7.org/CodeSystem/state-change-reason defines the following codes:

adverseEvent adverse eventadverse event.
death death (adverse event)death (adverse event).
notEligible did not meet eligibility criteriadid not meet eligibility criteria.
eligibleButNo eligible but unwilling or unable to participateeligible but unwilling or unable to participate.
enrolled enrolled or registeredenrolled or registered.
exclusion exclusionexclusion.
followUpComplete follow-up completefollow-up complete.
inclusion inclusioninclusion.
informedConsentSigned Informed consent signedInformed consent signed.
intOrObsComplete intervention or observation completeintervention or observation complete.
nonCompliance non-compliancenon-compliance.
preReg pre-registered or slot reservedpre-registered or slot reserved.
refuseConsent refuse consentrefuse consent.
screenFailure screen failurescreen failure.
studyClosed study permanently closed to accrualstudy permanently closed to accrual.
studyTerminated study terminatedstudy terminated.
subjectRefusal subject refusalsubject refusal.
unwillingOrUnable unwilling or unable to participateunwilling or unable to participate.
withdrawnConsent withdrawn consentwithdrawn consent.


2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.