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Proportion of patients having during‐TAVI BAV (no BAV prior to TAVI) and direct TAVI over the 32 centers running active TAVI programs in England and Wales by 2014. The centers on the x‐axis have been sorted based on the total number of TAVI procedures each has conducted. BAV indicates balloon aortic valvuloplasty; TAVI, transcatheter aortic valve implantation.
