- Portland, OregonDate of first commercial TAVR procedure performed*:Jul, 2012TAVR Total Commercial VolumeCumulative volume since program inception:1380Average annual volume for reporting period:21630-Day Risk Adjusted TAVR Composite 1,2,3Reporting Period:October 1, 2019 through September 30, 2022Eligible procedures in reporting period:652TAVR 30 Day Composite Score**:0.02(0.01, 0.04)0.02% (0.01, 0.04)Site ScoreSite Credible IntervalTVT RangeTVT Average ScoreTAVR 30-Day Composite Rating**