Table 1.

Statistical evaluation of multiple linear regression models

Task	Variables in the model	Tract property	R²	p
SED phase	OR_weighted	FA	0.034	0.251
	OR_weighted	MD	0.185	0.005*
	VOF_average	FA	0.004	0.722
	VOF_average	MD	0.003	0.735
	OCC	FA	0.051	0.158
	OCC	MD	0.010	0.533
	OR_weighted, VOF_average	FA	0.031	0.642
	OR_weighted, VOF_average	MD	0.196	0.025
	OR_weighted, OCC	FA	0.068	0.265
	OR_weighted, OCC	MD	0.212	0.011
	VOF_average, OCC	FA	0.050	0.490
	VOF_average, OCC	MD	0.020	0.711
	All tracts	FA	0.063	0.615
	All tracts	MD	0.225	0.036
SED motion	OR_weighted	FA	0.000	0.955
	OR_weighted	MD	0.067	0.102
	VOF_average	FA	0.008	0.632
	VOF_average	MD	0.013	0.504
	OCC	FA	0.010	0.530
	OCC	MD	0.002	0.803
	OR_weighted, VOF_average	FA	0.009	0.879
	OR_weighted, VOF_average	MD	0.075	0.266
	OR_weighted, OCC	FA	0.010	0.818
	OR_weighted, OCC	MD	0.067	0.267
	VOF_average, OCC	FA	0.03	0.655
	VOF_average, OCC	MD	0.013	0.797
	All tracts	FA	0.030	0.842
	All tracts	MD	0.075	0.456
Depth	OR_weighted	FA	0.001	0.870
	OR_weighted	MD	0.066	0.106
	VOF_average	FA	0.086	0.110
	VOF_average	MD	0.026	0.340
	OCC	FA	0.006	0.643
	OCC	MD	0.023	0.347
	OR_weighted, VOF_average	FA	0.093	0.255
	OR_weighted, VOF_average	MD	0.070	0.289
	OR_weighted, OCC	FA	0.008	0.863
	OR_weighted, OCC	MD	0.102	0.129
	VOF_average, OCC	FA	0.111	0.194
	VOF_average, OCC	MD	0.074	0.272
	All tracts	FA	0.127	0.293
	All tracts	MD	0.128	0.205