Surgery

	Reporting Data Item	Business Justification	Definition Note: Where ‘NHS Wales Data Dictionary’ the definition is as per the Data Dictionary.	Permissible Values
6. SURGERY
6.0 ENCDv4.5b (7.4)	Surgical intent	To enable analysis by surgical intent.	The purpose of the surgical procedure(s) being carried out.	Permissible values are agreed by the clinical steering groups and conform to the requirements of the reporting output specifications. Currently there is no explicit requirement to map to terminologies or classifications. This will be kept under review. • Diagnostic • Staging • Curative • Palliative
6.1 ENCDv4.5b (7.9) UCI	Date on which surgical procedure(s) started	Diagnostic and staging procedures To estimate the level of accuracy of the diagnosis and staging when accounting for casemix and outcome analysis. Curative and palliative procedures To identify the date diagnostic and staging procedures were performed. To determine the time interval between referral and diagnosis by the specialist team and the start of treatment. Required to be able to measure survival time from the start of treatment. To enable the date of first definitive treatment to be recorded.	The date on which the surgical procedure was performed.
6.2 ENCDv4.5b (7.10 & 7.11) UCI	Surgical procedure(s) carried out	To determine type of surgery performed to enable analysis of surgically related data. To measure the effectiveness of surgical procedures performed and to be used as a measure for survival.	The type of procedure performed.	See the current version of the Office of Population, Censuses and Surveys Classification of Surgical Operations and Procedures (OPCS) of interventions and procedures. *Permissible grouped values and labels will be dependent upon the output specifications.
6.3 UCI	Site code (of surgery)	To enable surgical analysis by organisation / surgical centre. Required for submission to the national clinical cancer audits.	The organisation code for the site where the patient is treated.	NHS Wales Data Dictionary