- Charleston, SCDate of first commercial TAVR procedure performed*:Mar, 2012TAVR Total Commercial VolumeCumulative volume since program inception:1700Average annual volume for reporting period:27430-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2021 through September 30, 2024Eligible procedures in reporting period:669TAVR 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**