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A. Echocardiographic measurements of aortic valve area pre- and post-TA-TAVI. *P<0.05 vs. pre-op measurement based on one-way ANOVA and Tukey’s HSD; B. Echocardiographic measurements of mean aortic valve gradient pre- and post-TA-TAVI. *P<0.05 vs. pre-op measurement based on one-way ANOVA and Tukey’s HSD
