Table 1.

Clinical and demographic features of patients with PSP, PSP-RS, and PSP-P

	PSP (n = 76)	PSP-RS (n = 53)	PSP-P (n = 16)	p value (PSP-RS vs. PSP-P)
Age (years)	62.04 ± 7.10	62.19 ± 7.86	61.19 ± 5.07	0.63
Gender (M:W)	53:23	35:18	13:03	0.35
Age of onset (years)	59.55 ± 7.10	60.17 ± 7.65	56.81 ± 5.52	0.10
Duration of illness (years)	2.68 ± 2.10	2.19 ± 1.44	4.28 ± 3.25	0.02*
UPDRS-III off	33.08 ± 14.00	34.08 ± 13.76	33.09 ± 12.68	0.79
PSPRS score	38.97 ± 14.00	40.32 ± 13.94	37.00 ± 13.66	0.40
PSPRS-history	7.26 ± 3.82	7.47 ± 3.89	6.81 ± 3.86	0.55
PSPRS-mentation	2.50 ± 2.68	2.57 ± 2.53	1.81 ± 2.34	0.29
PSPRS-bulbar	2.52 ± 1.69	2.79 ± 1.62	2.00 ± 1.54	0.08
PSPRS-ocular	9.93 ± 2.99	10.08 ± 3.07	9.63 ± 2.60	0.59
PSPRS-limb	5.07 ± 2.51	5.09 ± 2.48	5.69 ± 2.41	0.40
PSPRS-gait	11.40 ± 4.56	12.11 ± 4.18	10.31 ± 5.19	0.15
PSP staging	3.13 ± 0.94	3.24 ± 0.91	2.81 ± 0.98	0.10
MoCA	19.00 ± 6.60	19.05 ± 5.81	20.50 ± 6.04	0.41
HAM-A	5.41 ± 6.30	4.96 ± 6.23	6.19 ± 5.86	0.48
HAM D	7.47 ± 5.90	7.04 ± 5.15	6.81 ± 5.76	0.88
PDSS	128.49 ± 18.10	130.36 ± 17.31	124.75 ± 17.59	0.26
NMSS	47.08 ± 32.4	48.89 ± 35.88	37.31 ± 22.29	0.22
Caregiver burden	21.88 ± 12.5	21.26 ± 13.02	22.89 ± 9.51	0.73

^*significant difference between patients with PSP-RS and those with PSP-P.

HAM-A: Hamilton Anxiety Rating Scale, HAM-D: Hamilton Depression Rating Scale, M: men, MoCA: Montreal Cognitive Assessment, NMSS: Non-Motor Symptom Scale, PDSS: Parkinson’s Disease Sleep Scale, PSP: progressive supranuclear palsy, PSPRS: Progressive Supranuclear Palsy Rating Scale, PSP-P: PSP-parkinsonism, PSP-RS: PSP-Richardson syndrome, UPDRS: Unified Parkinson’s Disease Rating Scale, W: women.