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Table 3. 

Rotated Component Loadings on Change in White Matter Microstructure

 MWF–R1 Left SLF1–Left SGC Right SLF1–Left PHC Right SGC–RSC 
Myelin Water Fraction (MWF) 
SGC 0.421 0.425 −0.175 0.015 
0.483 −0.319 −0.323 0.506 
RSC 0.767 0.004 0.129 −0.146 
0.303 0.458 −0.025 0.380 
PHC 0.624 0.291 0.337 −0.057 
0.508 −0.325 0.340 0.024 
SLF1 0.333 0.620 −0.190 −0.117 
0.274 0.425 0.243 0.357 
SLF2 0.525 0.175 −0.492 −0.025 
0.624 −0.107 −0.387 0.142 
SLF3 0.733 −0.001 −0.092 −0.109 
0.654 −0.045 −0.40 −0.204 
 
Longitudinal Relaxation Rate R1 
SGC 0.064 0.531 0.125 −0.089 
0.518 0.086 −0.035 0.605 
RSC 0.304 0.107 0.526 −0.127 
0.073 0.512 0.397 0.363 
PHC 0.175 0.339 0.701 −0.090 
0.078 −0.358 0.351 −0.074 
SLF1 −0.178 0.689 −0.034 −0.109 
−0.065 0.385 0.512 0.379 
SLF2 0.130 0.265 −0.482 −0.067 
0.583 −0.069 −0.158 0.136 
SLF3 0.525 −0.034 0.212 −0.193 
0.516 0.070 −0.115 −0.259 
 
Restricted Volume Fraction (RVF) 
SGC −0.025 0.588 0.127 0.166 
−0.199 −0.230 −0.008 0.533 
RSC 0.509 0.127 0.121 0.146 
−0.072 0.159 −0.221 0.433 
PHC 0.437 0.336 0.193 0.034 
0.150 −0.242 −0.179 −0.028 
SLF1 −0.116 0.694 −0.284 −0.040 
−0.111 0.149 0.611 0.443 
SLF2 −0.378 0.487 −0.146 0.300 
0.385 −0.023 −0.069 0.190 
SLF3 −0.047 −0.136 0.323 −0.077 
0.229 0.285 −0.263 0.189 
 
Fractional Anisotropy (FA) 
SGC −0.067 0.532 0.055 0.128 
0.05 −0.149 0.147 0.835 
RSC −0.287 −0.176 0.236 −0.186 
−0.073 0.044 −0.038 0.709 
PHC 0.15 0.128 0.577 −0.127 
0.378 −0.47 0.414 −0.017 
SLF1 0.071 0.729 −0.304 −0.136 
−0.186 0.31 0.584 0.450 
SLF2 −0.05 0.218 −0.715 −0.030 
0.211 0.284 −0.281 0.388 
SLF3 −0.228 0.018 0.264 0.071 
0.494 −0.187 −0.062 0.153 
 
Radial Diffusivity (RD) 
SGC −0.059 −0.502 −0.125 −0.025 
−0.061 0.189 −0.130 −0.827 
RSC 0.131 0.254 −0.354 −0.059 
−0.006 −0.069 −0.164 −0.603 
PHC 0.118 −0.019 −0.675 0.030 
−0.389 0.527 −0.109 −0.061 
SLF1 −0.034 −0.692 0.374 0.166 
0.246 −0.226 −0.593 −0.413 
SLF2 0.042 −0.369 0.753 −0.030 
−0.317 −0.194 0.287 −0.438 
SLF3 −0.372 −0.059 −0.094 0.269 
−0.514 0.172 0.078 −0.131 
 MWF–R1 Left SLF1–Left SGC Right SLF1–Left PHC Right SGC–RSC 
Myelin Water Fraction (MWF) 
SGC 0.421 0.425 −0.175 0.015 
0.483 −0.319 −0.323 0.506 
RSC 0.767 0.004 0.129 −0.146 
0.303 0.458 −0.025 0.380 
PHC 0.624 0.291 0.337 −0.057 
0.508 −0.325 0.340 0.024 
SLF1 0.333 0.620 −0.190 −0.117 
0.274 0.425 0.243 0.357 
SLF2 0.525 0.175 −0.492 −0.025 
0.624 −0.107 −0.387 0.142 
SLF3 0.733 −0.001 −0.092 −0.109 
0.654 −0.045 −0.40 −0.204 
 
Longitudinal Relaxation Rate R1 
SGC 0.064 0.531 0.125 −0.089 
0.518 0.086 −0.035 0.605 
RSC 0.304 0.107 0.526 −0.127 
0.073 0.512 0.397 0.363 
PHC 0.175 0.339 0.701 −0.090 
0.078 −0.358 0.351 −0.074 
SLF1 −0.178 0.689 −0.034 −0.109 
−0.065 0.385 0.512 0.379 
SLF2 0.130 0.265 −0.482 −0.067 
0.583 −0.069 −0.158 0.136 
SLF3 0.525 −0.034 0.212 −0.193 
0.516 0.070 −0.115 −0.259 
 
Restricted Volume Fraction (RVF) 
SGC −0.025 0.588 0.127 0.166 
−0.199 −0.230 −0.008 0.533 
RSC 0.509 0.127 0.121 0.146 
−0.072 0.159 −0.221 0.433 
PHC 0.437 0.336 0.193 0.034 
0.150 −0.242 −0.179 −0.028 
SLF1 −0.116 0.694 −0.284 −0.040 
−0.111 0.149 0.611 0.443 
SLF2 −0.378 0.487 −0.146 0.300 
0.385 −0.023 −0.069 0.190 
SLF3 −0.047 −0.136 0.323 −0.077 
0.229 0.285 −0.263 0.189 
 
Fractional Anisotropy (FA) 
SGC −0.067 0.532 0.055 0.128 
0.05 −0.149 0.147 0.835 
RSC −0.287 −0.176 0.236 −0.186 
−0.073 0.044 −0.038 0.709 
PHC 0.15 0.128 0.577 −0.127 
0.378 −0.47 0.414 −0.017 
SLF1 0.071 0.729 −0.304 −0.136 
−0.186 0.31 0.584 0.450 
SLF2 −0.05 0.218 −0.715 −0.030 
0.211 0.284 −0.281 0.388 
SLF3 −0.228 0.018 0.264 0.071 
0.494 −0.187 −0.062 0.153 
 
Radial Diffusivity (RD) 
SGC −0.059 −0.502 −0.125 −0.025 
−0.061 0.189 −0.130 −0.827 
RSC 0.131 0.254 −0.354 −0.059 
−0.006 −0.069 −0.164 −0.603 
PHC 0.118 −0.019 −0.675 0.030 
−0.389 0.527 −0.109 −0.061 
SLF1 −0.034 −0.692 0.374 0.166 
0.246 −0.226 −0.593 −0.413 
SLF2 0.042 −0.369 0.753 −0.030 
−0.317 −0.194 0.287 −0.438 
SLF3 −0.372 −0.059 −0.094 0.269 
−0.514 0.172 0.078 −0.131 

Loadings >0.5 are highlighted in bold.

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