[Retracted] The Importance of Early Identification for Parkinson’s Disease Patients with Postural Instability and Gait Disturbance

Table 8

The results of the ROC analysis of risk factors of different motor subtypes.

Motor subtype	Variables	The optimum cut-off value	Sensitivity (%)	Specificity (%)	AUC	-value
PIGD-PD	LED (mg/day)	331	74.4	56.5	0.681	<0.001
	Total UPDRS	26.5	52.1	70.7	0.662	<0.001
	PIGD score	3.5	66.9	77.6	0.802	<0.001
	Gastrointestinal	4.5	45.5	82.3	0.743	<0.001
	Thermoregulatory	1.5	50.4	73.5	0.665	<0.001
	RBDSQ	2.5	53.7	76.2	0.702	<0.001
TD-PD	Tremor score	1.5	80.3	89.9	0.892	<0.001