Table 10.

Comparison of DTI parameters between left and right sides of ROI positions in HC group

ROI position	Parameter		L()	R()	t/Z	p
Substantia nigra	FA	0.40 ± 0.12		0.42 ± 0.08	0.992	0.334
	ADC	0.50 ± 0.10		0.49 ± 0.09	0.084	0.934
Red nucleus	FA	0.48 ± 0.10		0.49 ± 0.11	0.380	0.708
	ADC	0.47 ± 0.09		0.46 ± 0.09	0.523z	0.601
Head of caudate nucleus	FA	0.19 ± 0.04		0.18 ± 0.03	0.475	0.640
	ADC	0.66 ± 0.07		0.67 ± 0.05	0.499z	0.618
Putamen	FA	0.18 ± 0.05		0.16 ± 0.06	1.858z	0.063
	ADC	0.62 ± 0.04		0.65 ± 0.08	1.220z	0.222
Thalamus	FA	0.26 ± 0.03		0.26 ± 0.03	0.322	0.751
	ADC	0.67 ± 0.04		0.67 ± 0.04	1.532	0.142

Note: z-rank sum test