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. 2022 Jan 11;12(1):89. doi: 10.3390/brainsci12010089

Table 2.

Spearman correlation of disease-related factors and PwP’s health-related quality of life (PDQ-8, n = 87).

R p n
Disease duration in years 0.184 0.117 74
Hoehn and Yahr stage 0.497 0.000 83
MDS-UPDRS II 0.487 0.000 86
SEND-PD
psychotic symptoms
0.341 0.002 84
SEND-PD
mood/apathy
0.504 0.000 87
SEND-PD
impulse control disorders
0.323 0.003 83
Caregiving hours/day 0.579 0.000 77

Spearman correlation of disease-related factors and PwP’s health-related quality of life (PDQ-8). p value adjustment for multiple comparisons was 0.05/6 = 0.008. Significance level at p < 0.008 are printed in bold. MDS-UPDRS II, Movement Disorder Society unified Parkinson’s disease rating scale; n, number of included PwP; SEND-PD, Scale for evaluation of neuropsychiatric disorders in Parkinson’s disease.