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Table 5 Steady-state analysis of mesh dependency for 3D model of cerebral artery by aiming at WSS and CBF with constant pressure boundary conditions

From: Hemodynamic effects of enhanced external counterpulsation on cerebral arteries: a multiscale study

Size Boundary conditions CBF Differences percentage Area-averaged WSS Differences percentage
Nodes Elements Inlet pressure Outlet pressure
316,652 394,380 90.2 85.2 18.053   1.699  
590,411 798,195 90.2 85.2 17.425 0.0348 1.608 0.0536
919,703 1,186,933 90.2 85.2 17.290 0.0077 1.596 0.0075
  1. Pressure unit: mmHg, flow rate unit: mL/s, WSS unit: Pa
  2. CBF cerebral blood flow, WSS wall shear stress