Table 3.

FA, ADC and RA of four interested subcortical nucleus between two groups.

	Group	FA	P	ADC (*1,000)	P	RA (*1,000)	P
Left-Thalamus	CF	0.277 ± 0.015	0.03	0.923 ± 0.043	0.792	6.9 ± 0.334	0.03
	HC	0.291 ± 0.030	0.927 ± 0.060	7.242 ± 0.706
Left-Caudate	CF	0.170 ± 0.016	0.248	0.981 ± 0.063	0.239	4.269 ± 0.403	0.333
	HC	0.180 ± 0.043	0.958 ± 0.076	4.485 ± 1.050
Left-Pallidum	CF	0.357 ± 0.031	0.136	0.738 ± 0.050	0.583	8.6 ± 0.812	0.129
	HC	0.337 ± 0.057	0.746 ± 0.051	8.096 ± 1.452
Left-Accumbens	CF	0.181 ± 0.017	0.937	0.842 ± 0.070	0.829	4.277 ± 0.378	0.875
	HC	0.180 ± 0.030	0.838 ± 0.057	4.25 ± 0.785
Right-Thalamus	CF	0.272 ± 0.017	0.219	0.942 ± 0.058	0.629	6.808 ± 0.375	0.28
	HC	0.279 ± 0.023	0.935 ± 0.056	6.942 ± 0.505
Right-Caudate	CF	0.170 ± 0.023	0.528	0.981 ± 0.106	0.7	4.273 ± 0.616	0.782
	HC	0.174 ± 0.026	0.969 ± 0.109	4.319 ± 0.582
Right-Pallidum	CF	0.329 ± 0.033	0.777	0.762 ± 0.057	0.61	7.854 ± 0.784	0.779
	HC	0.333 ± 0.062	0.754 ± 0.051	7.95 ± 1.550
Right-Accumbens	CF	0.182 ± 0.017	0.396	0.827 ± 0.060	0.211	4.277 ± 0.377	0.476
	HC	0.188 ± 0.028	0.808 ± 0.049	4.388 ± 0.697

Group CF, cognitive frailty group; group HC, healthy group; FA, fractional anisotropy; ADC, apparent diffusion coefficient; RA, relative anisotropy. Value of FA, ADC and RA was presented by mean ± standard deviation.