Validation of Revised Chinese Version of PD-CRS in Parkinson’s Disease Patients

Table 4

Validity of PD-CRS.

	MDRS
	ICC	95% CI
PD-CRS total score	0.731	[0.602, 0.816]	<0.001
Working memory vs. MDRS (A)	0.408	[0.223, 0.577]	<0.001
Alternating verbal fluencies vs. MDRS (E)	0.470	[0.261, 0.625]	<0.001
Delayed free-recall verbal memory vs. MDRS (AF + AG)	0.638	[0.503, 0.749]	<0.001

PD-CRS: Parkinson’s disease-cognitive rating scale; MDRS: Mattis Dementia Rating Scale; ICC: intraclass correlation coefficients; CI: confidence interval.