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Table 2 Comparison of transvalvular pressure gradient and effective orifice area for the new type of valved stents implanted within the native valve leaflets or in the ascending aorta

From: A new type of aortic valved stent with good stability and no influence on coronary artery

Flow rate (L/min)

Transvalvular pressure gradient (Kpa)

P value

Effective orifice area (cm2)

P value

 

Within

Ascending aorta

 

Within

Ascending aorta

 

1

0.64 ± 0.09

0.63 ± 0.08

0.9087

0.77 ± 0.17

0.77 ± 0.15

0.8885

2

0.69 ± 0.10

0.70 ± 0.06

0.7785

0.82 ± 0.19

0.81 ± 0.16

0.8302

3

0.75 ± 0.09

0.76 ± 0.07

0.8057

0.86 ± 0.16

0.87 ± 0.19

0.4519

4

0.80 ± 0.08

0.78 ± 0.07

0.0643

0.92 ± 0.17

0.91 ± 0.16

0.8736

5

0.86 ± 0.08

0.83 ± 0.07

0.2431

1.00 ± 0.17

0.99 ± 0.17

0.6475

6

0.90 ± 0.09

0.91 ± 0.10

0.5549

1.03 ± 0.15

1.02 ± 0.15

0.7291

7

0.93 ± 0.10

0.96 ± 0.10

0.5165

1.09 ± 0.16

1.08 ± 0.16

0.9161

8

1.04 ± 0.09

1.06 ± 0.10

0.6707

1.13 ± 0.16

1.12 ± 0.17

0.5842

9

1.10 ± 0.09

1.12 ± 0.10

0.6892

1.13 ± 0.15

1.12 ± 0.16

0.5234