- Saginaw, MichiganDate of first commercial TAVR procedure performed*:Sep, 2018TAVR Total Commercial VolumeCumulative volume since program inception:257Average annual volume for reporting period:10030-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2018 to September 30, 2021Eligible procedures in reporting period:251TAVR 30 Day Composite Score**:0.00(-0.04, 0.02)0% (-0.04, 0.02)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**