Research Article

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

Figure 1

Percentage of PD patients with H&Y stage 1 to 3 in different motor subtypes (abbreviations: TD, tremor-dominant; PIGD, postural instability and gait difficulty dominant; stage 1∼3, Hoehn and Yahr stage 1∼3).