TABLE 1

Summary of ROI- and Voxel-Based Analysis Changes for Whole-Brain Area

AnalysisMean RCμatlasμDixonPETatlasPETDixon
ROI-basedAbsolute0.99 ± 1.81 [0.19 2.76]3.04 ± 3.15 [1.99 4.51]2.74 ± 2.28 [1.54 5.42]9.38 ± 4.97 [4.44 16.16]
Nonabsolute0.30 ± 1.91 [−0.13 1.42]0.45 ± 3.62 [−2.24 2.19]−1.01 ± 2.5 [−2.25 −0.02]−9.03 ± 5.6 [−16.16 −1.89]
Voxel-basedAbsolute1.86 ± 4.064.18 ± 6.683.87 ± 5.013.0 ± 10.25
Nonabsolute0.49 ± 4.44−1.35 ± 7.76−1.18 ± 6.21−12.74 ± 10.57

  • Mean RC values were obtained by averaging across all subjects. Data are percentages. Data in brackets are minimum and maximum.