Table 3.

Average FA values in white matter ROIs in healthy controls and SCA1 patients with associated Cramer statistic and p values

ROI	Control		SCA1		Cramer statistics	p value
	Left	Right	Left	Right
CRB white matter	0.44	0.42	0.41	0.39	0.012	0.4
sCRB peduncle	0.53	0.52	0.41	0.41	0.153	0.003*
mCRB peduncle	0.58	0.54	0.60	0.54	0.003	0.7
iCRB peduncle	0.47	0.43	0.41	0.44	0.022	0.3
Cerebral peduncle	0.70	0.69	0.64	0.69	0.021	0.2

^*p≤0.01 for Bonferroni correction for multiple comparisons