Clinical Research Directory

Inclusion Criteria: Clinical diagnosis of Parkinson's disease Hoehn and Yahr stage 1-3 Age between 40 and 85 years Mini-Mental State Examination score ≥ 24 Sufficient cognitive and communication ability to complete the assessments Attendance at the Movement Disorders Outpatient Clinic of the Neurology Department Willingness to participate and provide written informed consent Exclusion Criteria: Presence of a major psychiatric disorder, such as major depressive disorder or a psychotic disorder Diagnosis of advanced dementia Presence of an uncontrolled systemic chronic disease, such as uncontrolled diabetes mellitus or hypertension Presence of a severe cardiovascular or respiratory condition Presence of an additional orthopedic or neurological condition that may affect assessment performance Severe visual or hearing impairment that may interfere with the assessments Inability to cooperate adequately during the assessments