The prime reason for an adjustment to waiting time in the National Cancer Waiting Times Monitoring Data Set.

Where there is more than one adjustment applicable, this should be the reason for the longest adjustment. This item can be derived and the following values are to be used:

National Codes:

	Out-patient services
3	Did Not Attend; Out-Patient Appointment where the ATTENDED OR DID NOT ATTEND is National Code 3 - Did Not Attend - no advance warning given or National Code 7 - Patient arrived late and could not be seen

	In-patient services
8	Patient pause - the PATIENT is paused on the ELECTIVE ADMISSION LIST because they have made themselves unavailable for treatment for a specified period (because of family reasons, holidays etc)

Where there has been no adjustment to waiting time, default code 9 - no adjustment to waiting time should be used. 

This attribute is also known by these names:

Context	Alias
plural	WAITING TIME ADJUSTMENT REASONS