Table 1:

Baseline demographic and clincial characteristics of the PAOS patients

Variables	All PAOS (n=17)	PAOS− (n=12)	PAOS+ (n=5)	p-value
Sex [M]	8 (47%)	3 (25%)	5 (100%)	0.005*
Handedness [R]	16 (94%)	12 (100%)	4 (80%)	0.11
Education, yrs.	16 (13–18)	16 (12.5–17.5)	16 (12.5–19)	0.55
Age at onset, yrs.	70 (63–73)	70 (62.5–73)	65 (55–78)	0.83
Age at DAT scan, yrs.	73 (64–75)	73 (63–75)	69 (61–81)	0.75
Disease duration, yrs.	3 (1.5–5)	3 (1–5)	4 (1.5–7)	0.53
UPDRS-I/52	7 (3.5–8)	6 (4–8)	7 (1.5–10.5)	0.96
UPDRS-II/52	3 (2.5–7)	3 (2.25–7.25)	4 (2.5–8)	0.67
UPDRS-III/132	11 (9–21.5)	11.5 (10–22.75)	11 (6.5–19.5)	0.56
FBI/72	10 (7.5–19.5)	9 (6.25–11.75)	18 (10.5–26)	0.10
Limb apraxia score/60	58 (52–59)	58 (51.5–58)	59 (53.5–59)	0.33
TRAILS-A MOANS	8 (6–11.75)	8 (6–11.75)	7.5 (4.5–12)	0.85
ASRS-3 total	19 (11–23.75)	14 (10–24)	23 (14–23.5)	0.5
Aphasia	12 (71%)	8 (67%)	4 (80%)	0.58
AOS type (phonetic/prosodic)#	7(41%)/4(24%)	5(42%)/3(25%)	2 (40%)/1(20%)	0.96
MoCA/30	25 (19–26)	24 (19–27)	25 (18–28)	0.91
WAB-AQ/100	96 (92.5–97.6)	95 (92.5–97.5)	97 (81–99)	0.4
PSIS/5	1 (0–1)	0.5 (0–1)	1 (0.5–1.5)	0.3
PSP-RS/100	12 (7–17)	11 (7–18.5)	12 (6–19.5)	0.9
PSP-GM/20	1 (0–3)	1 (0–2.75)	0 (0–3.5)	0.8

^*Statistically significant.

^#Remaining cases had mixed features of both prosodic and phonetic

Data for sex, handedness, aphasia, and AOS type summarized as numbers (percentages) and for all other variables summarized as median (interquartile ranges). [M] represents male sex.

PAOS− means PAOS patients with normal DAT scan, PAOS+ means PAOS patients with abnormal DAT scan.