- New Haven, ConnecticutDate of first commercial TAVR procedure performed*:May, 2012TAVR Total Commercial VolumeCumulative volume since program inception:1375Average annual volume for reporting period:21430-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2018 to September 30, 2021Eligible procedures in reporting period:637TAVR 30 Day Composite Score**:0.01(-0.02, 0.02)0.01% (-0.02, 0.02)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**