From: A comparison of 4D time-resolved MRA with keyhole and 3D time-of-flight MRA at 3.0 T for the evaluation of cerebral aneurysms
Technique
N
TP
TN
FN
k
Sensitivity
Specify%
PPV%
NPV%
Accuracy%
4D-TRAK
19
18
2
1
6
0.89
75.00
66.67
94.74
25.00
74.07
3D-TOF-MRA
23
3
0
0.96
95.83
100.00
96.30