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Table 3 Path coefficients for the model showing the effect of PD severity on QOL

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

Path

Path coefficient

p

H-Y

UPDRS II

3.033

 < 0.001

UPDRS II

GDS

0.338

 < 0.001

H-Y

GDS

2.077

 < 0.001

GDS

MCS

 − 1.329

 < 0.001

H-Y

MCS

 − 0.386

0.548

UPDRS II

MCS

0.117

0.302

GDS

PCS

 − 0.298

0.029

H-Y

PCS

 − 3.170

 < 0.001

UPDRS II

PCS

 − 0.743

 < 0.001

  1. HY: Modified Hoehn and Yahr Scale, UPDRS II: Unified Parkinson’s Disease Rating Scale, GDS: Geriatric Depression Scale, PCS: physical component summary, MCS: mental component summary