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Table 1 Data and results of the study. AAA geometric and mesh details, required computational time and storage, maximum wall stress values and locations from FSI and static pressure simulations. Percentage difference was based on the FSI solution.

From: Fluid structure interaction of patient specific abdominal aortic aneurysms: a comparison with solid stress models

  Patient 1 Patient 2 Patient 3
Max AAA Diameter (mm) 57 53 50
Max Lumen Diameter (mm) 40 42 32
AAA z-axis length (mm) 134 120 96.1
Number of Fluid elements 26,928 25,760 11,628
Number of Solid elements 25,760 13,800 6,800
Max Wall Stress FSI (Pa) 785,126 567,969 844,014
Max Wall Stress Static (Pa) 784,052 567,508 844,908
% Difference 0.13% 0.08% -0.1%
Location of peak stress, distance from renal arteries (mm) 111 48 72
CPU time static solid simulations (s) 1068 337 762
CPU time FSI (s) 2,135,517 878,210 1,716,848
Hard drive memory storage, gigabytes (GB) 32.5 28.8 14.1
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