Release 5 Preview #3 Code System

Biomedical Research and Regulation Work Group Maturity Level: 1Draft Use Context: Any

This is a code system defined by the FHIR project.


Defining URL:

Indicates why the state of the subject changed.

Committee:Biomedical Research and Regulation Work Group
OID:2.16.840.1.113883.4.642.1.1477 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

This code system defines the following codes:

Code Display Definition
adverseEvent adverse event adverse event.
death death (adverse event) death (adverse event).
notEligible did not meet eligibility criteria did not meet eligibility criteria.
eligibleButNo eligible but unwilling or unable to participate eligible but unwilling or unable to participate.
enrolled enrolled or registered enrolled or registered.
exclusion exclusion exclusion.
followUpComplete follow-up complete follow-up complete.
inclusion inclusion inclusion.
informedConsentSigned Informed consent signed Informed consent signed.
intOrObsComplete intervention or observation complete intervention or observation complete.
nonCompliance non-compliance non-compliance.
preReg pre-registered or slot reserved pre-registered or slot reserved.
refuseConsent refuse consent refuse consent.
screenFailure screen failure screen failure.
studyClosed study permanently closed to accrual study permanently closed to accrual.
studyTerminated study terminated study terminated.
subjectRefusal subject refusal subject refusal.
unwillingOrUnable unwilling or unable to participate unwilling or unable to participate.
withdrawnConsent withdrawn consent withdrawn consent.


See the full registry of code systems defined as part of FHIR.

Explanation of the columns that may appear on this page:

LevelA few code lists that FHIR defines are hierarchical - each code is assigned a level. See Code System for further information.
SourceThe source of the definition of the code (when the value set draws in codes defined elsewhere)
CodeThe code (used as the code in the resource instance). If the code is in italics, this indicates that the code is not selectable ('Abstract')
DisplayThe display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
DefinitionAn explanation of the meaning of the concept
CommentsAdditional notes about how to use the code