| Format/Length: | an7 | 
| HES Item: | |
| National Codes: | |
| Default Codes: | 
Notes:
See PROCEDURE CODING for details on coding.
'Primary' is a classification of PATIENT PROCEDURE CODING SIGNIFICANCE for the Read Coded Clinical Terms of an OPERATIVE PROCEDURE.
This data element is also known by these names:
| Context | Alias | 
|---|---|
| plural | PRIMARY PROCEDURE (READ) | 
