ResearchSubjectStatus

This code system http://hl7.org/fhir/research-subject-status defines the following codes:

Code	Display	Definition
candidate	Candidate	The subject has been identified as a potential participant in the study but has not yet agreed to participate
enrolled	Enrolled	The subject has agreed to participate in the study but has not yet begun performing any action within the study
active	Active	The subject is currently being monitored and/or subject to treatment as part of the study
suspended	Suspended	The subject has temporarily discontinued monitoring/treatment as part of the study
withdrawn	Withdrawn	The subject has permanently ended participation in the study prior to completion of the intended monitoring/treatment
completed	Completed	All intended monitoring/treatment of the subject has been completed and their engagement with the study is now ended