- Mountain View, CADate of first commercial TAVR procedure performed*:Sep, 2013TAVR Total Commercial VolumeCumulative volume since program inception:794Average annual volume for reporting period:11130-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2020 through September 30, 2023Eligible procedures in reporting period:317TAVR 30 Day Composite Score**:0.03( 0.00 , 0.04)0.03% (0, 0.04)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**