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Table 3 Aortic hemodynamics in patients with MFS and volunteers

From: Longitudinal Evaluation of Aortic Hemodynamics in Marfan Syndrome: New Insights from a 4D Flow Cardiovascular Magnetic Resonance Multi-Year Follow-Up Study

Hemodynamics

MFS t1

MFS t2

volunteers

p-value

WSS AAo [N/m2]

0.72 ± 0.09

0.69 ± 0.12

0.67 ± 0.13

* 0.26; ^ 0.23; # 0.6

WSS prox. inner AAo [N/m2]

0.68 ± 0.13

0.64 ± 0.12

0.69 ± 0.13

* 0.15; ^ 0.85; # 0.26

WSS prox. outer AAo [N/m2]

0.66 ± 0.08

0.63 ± 0.09

0.67 ± 0.11

* 0.22; ^ 0.85; # 0.39

WSS dist. inner AAo [N/m2]

0.82 ± 0.12

0.79 ± 0.17

0.68 ± 0.15

* 0.44; ^ 0.02; # 0.09

WSS dist. outer AAo [N/m2]

0.74 ± 0.10

0.71 ± 0.14

0.63 ± 0.17

* 0.48; ^ 0.09; # 0.20

WSS arch [N/m2]

0.77 ± 0.10

0.75 ± 0.13

0.71 ± 0.13

* 0.52; ^ 0.59, # 0.41

WSS inner arch [N/m2]

0.87 ± 0.11

0.86 ± 0.14

0.80 ± 0.14

* 0.72; ^ 0.17; # 0.27

WSS outer arch [N/m2]

0.67 ± 0.10

0.64 ± 0.12

0.62 ± 0.11

* 0.37; ^ 0.26; # 0.64

WSS DAo [N/m2]

0.74 ± 0.12

0.72 ± 0.14

0.82 ± 0.14

*0.64; ^ 0.14; # 0.09

WSS prox. inner DAo [N/m2]

0.60 ± 0.18

0.55 ± 0.16

0.78 ± 0.15

* 0.02; ^ 0.01; # 0.001

WSS prox. outer DAo [N/m2]

0.80 ± 0.12

0.77 ± 0.13

0.80 ± 0.14

* 0.49; ^ 0.91; # 0.55

WSS dist. inner DAo [N/m2]

0.73 ± 0.14

0.74 ± 0.15

0.80 ± 0.15

* 0.72; ^ 0.2; # 0.29

WSS dist. outer DAo [N/m2]

0.83 ± 0.14

0.84 ± 0.19

0.91 ± 0.16

* 0.87; ^ 0.2; # 0.29

Max. velocity AAo [m/s]

1.50 ± 0.19

1.38 ± 0.19

1.45 ± 0.16

* 0.02; ^ 0.07; # 0.36

Max. velocity arch [m/s]

1.41 ± 0.17

1.32 ± 0.19

1.16 ± 0.15

* 0.06; ^ <0.001; # 0.02

Max. velocity DAo [m/s]

1.57±0.26

1.48±0.16

1.39±0.23

* 0.21; ^ 0.07; # 0.32

  1. WSS wall shear stress, AAo ascending aorta, DAo descending aorta, prox. proximal, dist. distal, max. maximum, MFS Marfan syndrome. Statistically significant differences are highlighted in bold
  2. *p-value between MFS t1 and t2; ^ p-value between MFS t1 and volunteers, # p-value between MFS t2 and volunteers