**Definition:**SSpecifies the reason that a test was performed or observation collected in a clinical research study.
\n**Note:**This set of codes are not strictly reasons, but are used in the currently Normative standard. Future revisions of the specification will model these as ActRelationships and thes codes may subsequently be retired. Thus, these codes should not be used for new specifications.
\nhttp://terminology.hl7.org/CodeSystem/v3-ActReason
Code | Display | |
NPT | non-protocol | **Definition:**The observation or test was neither defined or scheduled in the study protocol. |
PPT | per protocol | **Definition:**The observation or test occurred due to it being defined in the research protocol, and during an activity or event that was scheduled in the protocol. |
UPT | per definition | **:**The observation or test occurred as defined in the research protocol, but at a point in time not specified in the study protocol. |