AuditEventOutcome

Indicates whether the event succeeded or failed

This code system http://hl7.org/fhir/audit-event-outcome defines the following codes:

Code	Display	Definition
0	Success	The operation completed successfully (whether with warnings or not).
4	Minor failure	The action was not successful due to some kind of catered for error (often equivalent to an HTTP 400 response).
8	Serious failure	The action was not successful due to some kind of unexpected error (often equivalent to an HTTP 500 response).
12	Major failure	An error of such magnitude occurred that the system is no longer available for use (i.e. the system died).