Study design and participants
PD, idiopathic PD
MOVEMENT DISORDER
This was a pilot, randomized, double‐blind, and sham‐controlled study (registration no. NCT05561348). Eligible PD patients were recruited and then randomly (1:1) assigned to the taVNS stimulation group or sham stimulation group. A researcher who did not participate in the evaluations and statistical analysis used SPSS v25.0 software (IBM) to get the random number and was responsible for the interventions for two groups of patients. Our study was approved by the ethics committee of the First Affiliated Hospital of Nanjing Medical University (2022‐SR‐535). Written informed consent was signed by all participants prior to the study. Investigators and all PD patients were blinded to the interventions during the study.Right‐handed patients with idiopathic PD, visiting the Neurology Department of the First Affiliated Hospital of Nanjing Medical University were enrolled. The following inclusion criteria should be satisfied: (1) meet the diagnostic criteria of idiopathic PD according to the Movement Disorder Society (MDS) Clinical Diagnostic Criteria for PD