This data item is / was included in the following data sets / collections between the dates shown:
Data Set / Collection |
Valid From |
Valid To |
APC ds99 |
1st April 1999 |
|
OP ds |
1st April 1999 |
|
It is a classification for patient procedures using codes maintained by the NHS Centre for Coding and Classification, up to 12 operative procedures per episode.
Format: 7 character alpha-numeric