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Table 5 Differences in wall shear stress magnitudes between the three-element Windkessel (RCR), the two-element Windkessel (RC), and the prescribed percentage flow rate outlet (outflow) boundary conditions

From: The effect of inlet and outlet boundary conditions in image-based CFD modeling of aortic flow

WSS comparision

Differences in

TAWSS (\(\%\)) up to 1D (%)

Differences in

WSS up to 1D (\(\%\)) during peak systole

Differences in

TAWSS (\(\%\))

Differences in

WSS (\(\%\)) during peak systole

RCR and outflow

0.3571

2.8515

18.2248

14.2861

RC and outflow

0.3544

2.8528

18.2758

14.3076

RCR and RC

0.0027

0.0013

0.0431

0.0250

  1. All cases here had a parabolic inlet velocity profile and no secondary flow at the inlet