- Houston, TXDate of first commercial TAVR procedure performed*:Dec, 2011TAVR Total Commercial VolumeCumulative volume since program inception:3300Average annual volume for reporting period:20930-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2020 through September 30, 2023Eligible procedures in reporting period:674TAVR 30 Day Composite Score**:0.04( 0.03 , 0.06)0.04% (0.03, 0.06)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**