Table 2 Fourier coefficients of the fitted ICA volumetric flow rates.

From: Maximum admittance method for cerebrovascular outlet boundary conditions and importance of stenosis severity as a dominant factor on hemodynamics

 

Young adults

Elderly adults

\({a}_{n}\) (m3/s)

\({b}_{n}\) (m3/s)

\({a}_{n}\) (m3/s)

\({b}_{n}\) (m3/s)

n = 0

4.594 × 10−6

–

4.093 × 10−6

–

n = 1

− 1.332 × 10−7

1.14 × 10−6

− 1.9 × 10−7

1.738 × 10−6

n = 2

− 2.484 × 10−7

6.825 × 10−7

− 6.456 × 10−7

5.609 × 10−7

n = 3

− 5.163 × 10−7

2.216 × 10−7

− 4.802 × 10−7

− 4.054 × 10−9

n = 4

− 2.581 × 10−7

1.032 × 10−7

− 1.064 × 10−7

1.437 × 10−7

n = 5

− 3.712 × 10−7

− 9.968 × 10−8

− 3.466 × 10−7

− 1.054 × 10−8

n = 6

− 5.259 × 10−8

− 2.579 × 10−7

− 1.017 × 10−7

− 1.822 × 10−7

n = 7

6.75 × 10−8

− 8.398 × 10−8

− 1.859 × 10−8

− 9.478 × 10−8

n = 8

2.919 × 10−8

− 6.826 × 10−8

2.489 × 10−8

− 1.016 × 10−7