This case-sensitive code system http://terminology.hl7.org/CodeSystem/research-subject-milestone
defines the following codes:
Code | Display | Definition |
SignedUp | Signed up | A person has expressed an interest in being in a study but has not yet been through any assessment or consent processes. |
Screened | Screened | A potential subject has been screened for suitability. |
Randomized | Randomized | A subject has been allocated to an arm of the study. |