- Danbury, CTDate of first commercial TAVR procedure performed*:Oct, 2013TAVR Total Commercial VolumeCumulative volume since program inception:623Average annual volume for reporting period:9130-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2020 through September 30, 2023Eligible procedures in reporting period:262TAVR 30 Day Composite Score**:-0.03( -0.07 , -0.01)-0.03% (-0.07, -0.01)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**