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. 2017 Nov 2;7:14973. doi: 10.1038/s41598-017-14721-1

Table 5.

Correlations of the CP value in SN and the numbers and scores of non-motor symptoms in PD group. Pearson correlation was used for the analyses. MoCA = Montreal Cognitive Assessment; MMSE = Mini-Mental State Examination; PSQI = Pittsburgh Sleep Quality Index; ESS = Epworth Sleepiness Scale; SCOPA-AUT = Parkinson’s Disease-Autonomic Questionnaire; HAMD = Hamilton Depression; HAMA = Hamilton Anxiety ; FS-14 = Fatigue Scale-14; RLSRS = Restless Legs Syndrome Severity Rating Scale. *P < 0.05.

r P
number of non-motor symptoms −0.732 0.020*
MoCA score 0.789 0.049*
MMSE score −0.199 0.207
PQSI score −0.634 0.046*
ESS score 0.166 0.293
SCOPA-AUT score −0.642 0.012*
HAMD (24 items)score −0.046 0.772
HAMA (14 items)score 0.016 0.921
FS-14 score 0.149 0.346
RLSRS score 0.830 0.601