- Chicago, ILDate of first commercial TAVR procedure performed*:Oct, 2019TAVR Total Commercial VolumeCumulative volume since program inception:131Average annual volume for reporting period:4930-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2020 through September 30, 2023Eligible procedures in reporting period:98TAVR 30 Day Composite Score**:0.01( -0.03 , 0.03)0.01% (-0.03, 0.03)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**