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. Author manuscript; available in PMC: 2014 Feb 24.
Published in final edited form as: Magn Reson Imaging. 2013 Jul 12;31(10):1668–1676. doi: 10.1016/j.mri.2013.05.012
Scan Type R-T1
R-C6
R-C2
3D MRAV 2D TOF 3D MRAV 2D TOF 3D MRAV 2D TOF
Mean 162.5 144.5 143.5 122.6 82.7 75.7
Standard Deviation 62.6 63.8 61.2 57.6 32.9 31.0
Observations 40 40 40 40 40 40
Hypothesized Mean Difference 0 0 0
df 39 39 39
t Stat 5.2 8.0 3.4
P(T ≤ t) one-tail <0.01 <0.01 <0.01
Scan Type L-T1
L-C6
L-C2
3D MRAV 2D TOF 3D MRAV 2D TOF 3D MRAV 2D TOF
Mean 99.1 90.3 101.5 88.8 55.8 49.3
Standard Deviation 57.1 52.7 55.9 52.2 26.8 22.8
Observations 40 40 40 40 40 40
Hypothesized Mean Difference 0 0 0
df 39 39 39
t Stat 3.7 4.9 4.3
P(T ≤ t) one-tail <0.01 <0.01 <0.01