| Format/length: | see DATE |
| HES item: | OPDATE1 |
| National Codes: | |
| Default Codes: |
Notes:
This is the Clinical Intervention Date of the PRIMARY OPERATION (OPCS-4).
Primary Procedure Date is an ACTIVITY DATE where the ACTIVITY DATE TIME TYPE is National Code 41 'Primary Procedure Date'.
Clinical Intervention Date is an ACTIVITY DATE were ACTIVITY DATE TIME TYPE is National Code 34 'Clinical Intervention Date'.
This data element is also known by these names:
| Context | Alias |
|---|---|
| plural | PRIMARY PROCEDURE DATES |