Table 2.

Results of a 3-way ANOVA [hemisphere (2) × tract (6) × group (3)] of tract-specific absolute FA/AD/RD values of corticospinal tracts

Effect	Df	F	P	${\eta }_{\mathrm{p}}^2$
Fractional anisotropy
Group	2	3.303	0.052	0.197
Hemisphere	1	27.346	<0.001	0.503
Tract	2.968	115.146	<0.001	0.810
Hemisphere × group	2	8.775	0.001	0.394
Hemisphere × tract	3.053	4.370	0.006	0.139
Tract × group	5.936	3.152	0.008	0.189
Hemisphere × tract × group	6.106	1.928	0.085	0.125
Axial diffusivity
Group	2	0.329	0.722	0.024
Hemisphere	1	19.204	<0.001	0.416
Tract	3.360	99.589	<0.001	0.787
Hemisphere × group	2	2.226	0.127	0.142
Hemisphere × tract	2.839	4.590	0.006	0.145
Tract × group	6.719	2.955	0.009	0.180
Hemisphere × tract × group	5.677	2.009	0.078	0.130
Radial diffusivity
Group	2	3.235	0.055	0.193
Hemisphere	1	13.788	0.001	0.338
Tract	3.498	70.397	<0.001	0.723
Hemisphere × group	2	6.419	0.005	0.322
Hemisphere × tract	3.431	2.806	0.037	0.094
Tract × group	6.995	1.749	0.107	0.115
Hemisphere × tract × group	6.862	1.128	0.353	0.077

Note: Hemisphere and tract were repeated measures.