"Patient Characteristic, Clinical Trial Participant"
Data elements that meet criteria using this datatype should document that the patient is a clinical trial participant for the clinical trial indicated by the QDM category and its corresponding value set.
Timing:
The relevantPeriod addresses:
- startTime - The time the clinical trial began.
- stopTime - The time the clinical trial ended.
Individual Characteristic
reason
relevantPeriod
Relevant Period addresses the time between the start of an action to the end of an action. Each datatype using relevant period defines specific definitions for the start and stop time for the action listed.
Note: negation rationale indicates a one-time documentation of a reason an activity is not performed. Negation of QDM datatyperelated actions for a reason always use the author dateTime attribute to reference timing and must not use relevantPeriod