This code system https://fhir.hl7.org.uk/CodeSystem/UKCore-EmergencyCareOutcomeOfAttendanceWales defines the following codes:

CodeDisplay
01Admitted to same Hospital within Local Health Board
02Admitted to other Hospital within Local Health Board
03Transferred to different Local Health Board
04Referred to Outpatient Department
05Referred to GP
06Referred to Other Healthcare Professional
07No Planned Follow-up
08Planned Follow-up at Accident and Emergency Department
09Patient Self Discharged without Clinical Consent
10Died in Department
11Patient Dead on Arrival