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Table 1 Aortic geometry in aneurysm patients and control groups

From: Evaluation of 3D blood flow patterns and wall shear stress in the normal and dilated thoracic aorta using flow-sensitive 4D CMR

  Patients Age-matched Healthy t-test [p-value]
Aortic geometry dilated aorta controls volunteers 1 vs. 2 1 vs. 3 2 vs. 3
AAo [mm] 44 ± 4*# 35 ± 2+ 27 ± 2 <.01 <.01 <.01
  (40–51) (32–37) (23–30)    
arch [mm] 30 ± 4*# 28 ± 3+ 22 ± 2 .04 <.01 <.01
  (24–43) (25–35) (18–24)    
DAo [mm] 28 ± 4# 27 ± 2+ 21 ± 2 .39 <.01 <.01
  (19–41) (25–31) (17–24)    
AAo / DAo ratio 1.6 ± 0.3*# 1.3 ± 0.1 1.3 ± 0.2 <.01 <.01 .98
  (1.1 - 2.7) (1.2 - 1.4) (1.0 - 1.8)    
  1. Note. - Diameters of the AAo and AAo/DAo diameter ratio of the study cohorts.
  2. *: significant differences (p<.05) between aneurysm patients and age matched controls.
  3. #: significant differences (p<.05) between aneurysm patients and healthy volunteers.
  4. +: significant differences (p<.05) between age-matched controls and healthy volunteers.