- Hartford, CTDate of first commercial TAVR procedure performed*:Feb, 2012TAVR Total Commercial VolumeCumulative volume since program inception:2375Average annual volume for reporting period:38530-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2020 through September 30, 2023Eligible procedures in reporting period:996TAVR 30 Day Composite Score**:0.01( 0.00 , 0.03)0.01% (0, 0.03)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**