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Wait Time for Priority 3 Vascular Access Surgery – Indicator Methodology

Topic	Description
Indicator	Proportion of patients receiving access creation surgery within recommended timeframe – Priority 3 cases (28 days)
Reporting Frequency	Quarterly
Directionality	Higher is better
Denominator	Inclusions: Case cohort (cumulative of past 4 quarters of data) Cases with the following service detail codes: VASC ASDL AVFIST Arteriovenous Fistula VASC ASDL AVGRFT Arteriovenous Graft VASC ASDL OASDL Other Arteriovenous Surgery Closed (or completed) wait list entries with actual procedure dates within date range Patients that are 18 years and older on the day the procedure was completed Procedures assigned as priority levels 2, 3 or 4 Exclusions: Procedures no longer required (all reasons) Procedures assigned as priority level 1 Wait list entries identified by hospitals as data entry errors
Numerator	Subset of Denominator: Cases completed within the Wait 2 target timeframe (i.e., 14, 28, 182 days for priority 2, 3, 4 cases, respectively)
Data Source(s)	Wait Times Information System
Considerations	Restrictions: Wait 2 is measured from the Decision To Treat (DTT) date to the date the procedure is performed. Dates Affecting Readiness to Treat (DART) are deducted from Wait 2 days. Surgical procedures performed outside of a fully equipped operating room are not considered. Fully equipped operating rooms include: 71260** - in-patient operating room 71262 - in-patient operating room / post anaesthetic recovery room (PARR) 71367 - day surgery pre and post-operative care 71360 - day surgery operating room 71362 - day surgery combined OR and PARR 71365 - day surgery post-anaesthetic recovery room 71369 - day surgery combined OR, PARR and pre and post care The reported rates, denominators and numerators are calculated using cumulative data from the last 4 quarters.