Table 2.

Results of the ANCOVAs performed on the hand knob measures and their group means and standard deviations.

Region	Measure	df	BF	p	q	Partial η²	ASD mean ± SD	TC mean ± SD
Left PrC_hand	Volume	1, 46	0.3	0.96	0.97	<0.01	1.80 ± 0.52	1.79 ± 0.49
Right PrC_hand	Volume	1, 46	4.3^a	0.01	0.08	0.13	1.85 ± 0.46	1.52 ± 0.43
Left PoC_hand	Volume	1, 46	0.5	0.26	0.39	0.03	2.32 ± 0.48	2.52 ± 0.70
Right PoC_hand	Volume	1, 46	0.6	0.21	0.38	0.03	2.39 ± 0.55	2.17 ± 0.67
PrC_hand	LI Volume	1, 46	4.8^a	0.01	0.08	0.13	−3.6 ± 24.7	17.1 ± 30.2
PoC_hand	LI Volume	1, 46	3.7^a	0.02	0.08	0.12	−2.6 ± 22.5	16.9 ± 30.7
Left PoC-PrChand u-fibers	FA	1, 43	0.9	0.14	0.29	0.04	0.36 ± 0.02	0.37 ± 0.02
	MD	1, 43	1.5	0.04	0.13	0.09	7.16 ± 0.24	7.03 ± 0.22
	Volume	1, 43	0.3	0.97	0.97	<0.01	9.94 ± 2.37	9.65 ± 1.97
Right PoC-PrChand u-fibers	FA	1, 44	0.3	0.90	0.97	<0.01	0.35 ± 0.03	0.36 ± 0.03
	MD	1, 44	3.4^a	0.02	0.08	0.10	7.18 ± 0.28	7.01 ± 0.23
	Volume	1, 44	0.7	0.24	0.39	0.03	10.03 ± 1.97	9.03 ± 2.28
PoC-PrC_hand u-fibers	LI FA	1, 43	0.4	0.39	0.5	0.02	1.4 ± 6.9	2.8 ± 6.3
	LI MD	1, 43	0.3	0.75	0.9	0.00	−0.2 ± 2.2	0.2 ± 2.5
	LI Volume	1, 43	0.8	0.13	0.29	0.05	−2.0 ± 2.3	9.3 ± 30.1
Left PoC-PrChand	FC	1, 38	0.6	0.13	0.29	0.06	1.30 ± 0.42	1.51 ± 0.50
Right PoC-PrChand	FC	1, 38	0.6	0.05	0.13	0.10	1.12 ± 0.43	1.39 ± 0.46
PoC-PrChand	LI FC	1, 38	0.3	0.34	0.47	0.02	16.2 ± 30.9	9.1 ± 27.7

BF>3, indicating moderate evidence of an effect.

Volume in ml, MD in (x 10⁻⁴ mm²/s).