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. Author manuscript; available in PMC: 2014 Aug 19.
Published in final edited form as: J Magn Reson Imaging. 2011 Oct 11;35(2):309–317. doi: 10.1002/jmri.22835

Table 1.

Comparison between Automated and Manual Methods

Automated Method ISD (pu) Manual Method ISD (pu)
Mean MTR S1 (pu) Mean MTR S2 (pu) ICC CV (%) Mean MTR S1 (pu) Mean MTR S2 (pu) ICC CV (%)
Gray Matter Regions
Left amyg 41.94 41.41 0.92 2.64 1.10 42.21 42.02 0.87 3.40 1.43
Right amyg 42.06 41.63 0.90 2.29 0.96 42.04 42.67 0.85 2.83 1.20
Left cau 40.31 39.65 0.92 2.18 0.87 40.80 39.87 0.93 2.21 0.89
Right cau 39.82 39.05 0.93 2.13 0.84 40.12 39.99 0.94 2.10 0.84
Left put 41.22 40.82 0.93 2.05 0.84 41.75 41.86 0.86 2.94 1.23
Right put 41.02 40.71 0.96 1.52 0.62 42.03 41.90 0.95 1.57 0.66
Left thal 45.61 44.94 0.95 1.50 0.68 45.47 45.51 0.93 1.80 0.82
Right thal 45.97 45.09 0.93 1.63 0.74 45.60 46.25 0.96 1.39 0.64
Left hipp 39.88 40.10 0.92 2.33 0.93 41.00 41.93 0.76 4.03 1.67
Right hipp 40.01 39.92 0.94 1.83 0.73 41.05 40.68 0.84 3.01 1.23
White Matter Regions
Left WM 49.47 49.23 0.84 1.56 0.77 49.28 49.23 0.88 1.44 0.71
Right WM 49.93 49.54 0.89 1.29 0.64 49.30 48.82 0.85 1.83 0.9
Genu 50.59 49.97 0.77 1.83 0.92 52.21 52.13 0.89 1.30 0.68
Splen 51.31 50.93 0.88 1.47 0.75 52.62 51.81 0.80 2.13 1.11

S1 and S2- Time-point 1 and Time-point 2, ISD-Instrumental Standard Deviation, CV-Coefficient of Variation, ICC- Intra Class Correlation Coefficient, L-Left, R-Right, Amyg-Amygdala, Caud-Caudate, Puta-Putamen, Thal-Thalamus, Hipp-Hippocampus, WM-White Matter, SN-Substantia Nigra, Genu-Genu, Splen-Splenium.