From: In vitro evaluation of cerebrospinal fluid velocity measurement in type I Chiari malformation: repeatability, reproducibility, and agreement using 2D phase contrast and 4D flow MRI
2D PC MRI [cm/s]
4D Flow [cm/s]
Overall [cm/s]
Center 1
1.13
1.58
1.50
Center 2
0.93
0.74
0.87
Center 3
1.00
1.22
1.06
Center 4
0.69
1.38
1.18
Center 5
1.08
0.92
1.25
Overall
1.04
1.83
1.49