Table 4.

Correlations between NMSS scores and clinical variables in PSP.

	Age		Onset age		Disease duration		UPDRS III
	R	P value	R	P value	R	P value	R	P value
Cardiovascular	−0.246	0.216	−0.238	0.232	−0.011	0.956	0.295	0.136
Sleep/fatigue	0.109	0.589	0.130	0.518	−0.098	0.627	0.048	0.811
Mood/apathy	0.154	0.444	0.129	0.521	0.087	0.666	−0.065	0.746
Perceptual problems/hallucinations	0.033	0.871	−0.039	0.848	0.292	0.140	−0.188	0.349
Attention/memory	0.387	0.046∗	0.406	0.036∗	0.104	0.607	0.083	0.683
Gastrointestinal	0.058	0.775	0.037	0.854	0.076	0.708	0.099	0.623
Urinary	−0.137	0.496	−0.096	0.635	−0.160	0.427	−0.104	0.607
Sexual dysfunction	−0.110	0.586	−0.075	0.708	−0.130	0.518	0.027	0.894
Miscellaneous	0.087	0.667	0.094	0.642	−0.033	0.869	0.129	0.520
Total	−0.028	0.889	−0.027	0.892	−0.003	0.988	0.063	0.753

NMSS: Nonmotor Symptoms Scale. PSP: progressive supranuclear palsy. UPDRS: Unified Parkinson's Disease Rating Scale. ^∗Significant difference.