Table 2.

Results of ROC analyses.

		With effect of age and gender						Without effect of age and gender
		Cut-off (≥)	Sensitivity (%)	Specificity (%)	AUC (%)	95%CI (%)	p	Cut-off (≥)	Sensitivity (%)	Specificity (%)	AUC (%)	95%CI (%)	p
I. NC score	NC	− 2.5	76.9	58	71.4 ± 4.9	61.8–80.9	.000b	− 2.2	74.4	48.9	61.2 ± 5.0	51.5–71.0	.033a
II. AD score	NC_c	− 33.3	100	45.5	64.7 ± 8.7	47.6–81.7	0.384	− 9.5	100	48.5	59.5 ± 6.5	46.7–72.3	0.574
	AD	− 11.2	88.9	90.1	92.3 ± 3.6	85.1–99.4	.000b	− 5.3	100	85.7	93.1 ± 2.2	88.9–97.3	.000b
	MCI	− 34.3	83.3	44.7	65.4 ± 6.0	53.6–77.2	.033a	− 10.7	94.4	32.2	60.5 ± 6.4	48.0–73.1	0.145
	MCI_c	− 39.9	100	29.3	62.4 ± 11.7	39.4–85.4	0.303	− 0.5	50	96.3	69.1 ± 13.4	42.9–95.3	0.112
III. HD score	HD_es	− 12.6	100	77.1	88.3 ± 4.1	80.2–96.3	.009b	− 3.9	100	54.8	77.0 ± 7.9	61.6–92.4	0.065
	HD_cto	− 15.7	63.6	74.3	72.6 ± 6.0	60.8–84.4	.001b	− 1.3	50	86.5	69.3 ± 6.4	56.7–81.9	.004b
	HD-ffo	− 23.2	86.2	55.3	72.0 ± 4.5	63.3–80.8	.000b	− 4.2	75.9	56	67.7 ± 5.2	57.6–77.8	.003b
IV. SCA6 score	SCA6	− 8.5	100	91.1	97.4 ± 1.2	94.9–99.8	.000b	− 1.8	91.7	88.6	94.1 ± 2.1	90.0–98.2	.000b
V. PPA_Sv score	PPA_Sv	− 13.7	88.9	97.5	94.6 ± 3.9	0.0–100.0	.000b	− 7	88.9	91.9	94.7 ± 2.7	89.4–100.0	.000b
VI. PPA_NFv score	PPA_NFv	− 10.3	100	89.8	97.3 ± 2.3	0.0–100.0	.001b	− 3.8	100	86.1	95.3 ± 3.0	0.0–100.0	.002b
VII. PPA_Lv score	PPA_Lv	− 13.3	72.7	74.8	78.7 ± 6.1	66.7–90.6	.001b	− 6.5	81.8	71.1	78.6 ± 5.6	67.7–89.5	.002b
VIII. PPA_U score	PPA_U	− 10.6	50	92.2	66.0 ± 16.6	33.3–98.6	0.276	− 0.6	50	98.2	71.1 ± 14.3	43.0–99.1	0.15

^aThe asymptotic significance is less than 0.05.

^bThe asymptotic significance is less than 0.01.