Correlation between cerebrospinal fluid orexin levels and clinical characteristics in Parkinson’s disease.

The table shows Spearman’s rank correlation coefficients for orexin levels and clinical characteristics. No clinical characteristics showed a significant correlation with CSF orexin levels. 95%CI, 95% confidence interval; ESS, Epworth Sleepiness Scale; RBDQ, Rapid Eye Movement Sleep Behavior Disorder Questionnaire; HYscale, Hoehn and Yahr scale; MDS-UPDRS(I)—(IV), Movement Disorder Society—Unified Parkinson’s Disease Rating Scale part 1 to 4; PDQ-39, Parkinson’s Disease Questionnaire; MMSE, Mini-Mental State Examination; FAB, Frontal Assessment Battery; Olfactory, Olfactory identification score; SCOPA-AUT, Scales for Outcomes in Parkinson’s Disease-Autonomic; GDS-15, Geriatric Depression Scale; AS, Apathy Scale.
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