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Table 2 Correlations between factors affecting ADL

From: The path linking disease severity and cognitive function with quality of life in Parkinson’s disease: the mediating effect of activities of daily living and depression

Variables

H-Y

MMSE

GDS

UPDRS II

MCS

PCS

H-Y

     

MMSE

 − 0.514**

    

GDS

0.519**

 − 0.488**

   

UPDRS II

0.463**

 − 0.459**

0.560**

  

MCS

 − 0.420**

0.435**

 − 0.769**

 − 0.410**

 

PCS

 − 0.583**

0.526**

 − 0.571**

 − 0.666**

0.319**

Mean ± SD

2.62 ± 1.33

22.75 ± 5.19

12.68 ± 7.58

12.51 ± 7.71

48.96 ± 12.88

30.19 ± 14.15

  1. H-Y: Modified Hoehn and Yahr Scale, MMSE: Mini-Mental State Examination, GDS: Geriatric Depression Scale, UPDRS II: Unified Parkinson’s Disease Rating Scale, MCS: mental component summary, PCS: physical component summary, SD: standard deviation
  2. **p < 0.01