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. Author manuscript; available in PMC: 2014 Jul 7.
Published in final edited form as: J Magn Reson Imaging. 2012 Sep 17;37(1):67–75. doi: 10.1002/jmri.23806

Table 1.

FA Values Measured Over the Entire Segmented Brain From SPM Template for Each Group of Subjects

All white matter
(N = 232248; 36%)
Mean ± SD		 All gray matter
(N = 346888; 55%)
Mean ± SD		 CSF (N = 55475; 9%)
Mean ± SD
Control
  gFA1 0.434 ± 0.113 0.200 ± 0.068 0.143 ± 0.102
  gFA2 0.418 ± 0.116 0.178 ± 0.068 0.129 ± 0.096
  gFA3 0.344 ± 0.139 0.115 ± 0.072 0.069 ± 0.072
  gFA1 – gFA2 0.0159 ± 0.0082 0.0217 ± 0.0168 0.0136 ± 0.0408
  gFA2 – gFA3 0.0735 ± 0.0426 0.0633 ± 0.0421 0.0604 ± 0.0625
NM-DYT
  gFA1 0.418 ± 0.115 0.210 ± 0.068 0.142 ± 0.096
  gFA2 0.402 ± 0.117 0.187 ± 0.068 0.127 ± 0.088
  gFA3 0.333 ± 0.138 0.117 ± 0.071 0.068 ± 0.067
  gFA1 – gFA2 0.0159 ± 0.0083 0.0233 ± 0.0188 0.0145 ± 0.0404
  gFA2 – gFA3 0.0691 ± 0.0391 0.0692 ± 0.0391 0.0593 ± 0.0575
MAN-DYT
  gFA1 0.409 ± 0.105 0.196 ± 0.065 0.139 ± 0.098
  gFA2 0.393 ± 0.107 0.177 ± 0.066 0.127 ± 0.092
  gFA3 0.316 ± 0.129 0.115 ± 0.071 0.067 ± 0.065
  gFA1 – gFA2 0.0160 ± 0.0084 0.0199 ± 0.0191 0.0122 ± 0.0377
  gFA2 – gFA3 0.0769 ± 0.0434 0.0617 ± 0.0424 0.0591 ± 0.0580

N: Number of pixels in each region.