Rhythmic Auditory Stimulation on Upper-limb Movements in PD Patients

May 11, 2026 updated by: FAN Wei, The Hong Kong Polytechnic University

Effects of Training Involving Rhythmic Auditory Stimulation on Upper-limb Movements in Patients With Parkinson's Disease

The goal of this clinical trial is to examine effects of training involving rhythmic auditory stimulation (RAS) on upper-limb movements and functions in patients with Parkinson's disease (PD).

This study employed a 21-day randomized controlled trial design to evaluate the efficacy of upper-limb training involving RAS on upper-limb function and neural activity in PD patients. The RAS group showed sustained improvements at one-month follow-up.

Study Overview

Detailed Description

This study employed a randomized controlled trial design. We randomly assigned PD patients into either the RAS group (experimental) or the noRAS group (control). Both groups underwent a 21-day training program (40 minutes per session, one session daily), with the only difference being the presence or absence of RAS. Assessments were conducted at five time points: baseline (T1), day 8 (T2), day 15 (T3), post-intervention (T4), and one-month follow-up (T5). Behavioral assessments were performed at all time points, while EEG recordings were only conducted at baseline (T1) and post-intervention (T4). All assessments and training sessions were scheduled during participants' medication 'on' state (1-2 hours after medication intake) to ensure consistency and optimal motor function.

Study Type

Interventional

Enrollment (Actual)

38

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Hubei
      • Wuhan, Hubei, China, 41000
        • Wuhan Brain Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • idiopathic PD diagnosed by a neurologist based on the Movement Disorders Society clinical diagnostic criteria;
  • the Hoehn and Yahr stage is 2 or 3, meaning that bilateral movement problems or combination with mild postural instability;
  • a score of Montreal Cognitive Assessment is equal to or higher than 21 to ensure that they understand experimental instructions;
  • a score of Edinburgh Handedness Inventory is above 60 to ensure that they are right-handed;
  • types and doses of medications remain unchanged in the past month right before participation.

Exclusion Criteria:

  • the presence of medical conditions or diseases that may affect hand movements, vision, or hearing based on self-report.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: the RAS group
The RAS group will receive upper-limb movement training with the aid of RAS;

Three target bowls, labeled as the left, middle, and right target bowl, will be placed on the table at an equal distance from the main bowl. The distance between a target bowl and the main bowl is set at 30 cm. Wooden beads with a diameter of 2 cm will be put in target bowls. The main bowl will be placed in front of the patient.

Patients will be asked to listen to the RAS sound, use the right hand to take one bead at a time from the left target bowl to the main bowl, repeat this movement for the middle and right target bowls, and keep repeating this order. They should keep their movements consistent with the sound of the RAS, with one RAS sound corresponding to one pick-up movement.

Each daily training will consist of three rounds separated by two 5-minute breaks. Each round will consist of four consecutive sessions (for each session: 2-minute training followed by a 30-second break). The training will last for a total of 21 days.

Active Comparator: the no-RAS group
The no-RAS group will receive upper-limb movement training without the aid of RAS.

Three target bowls, labeled as the left, middle, and right target bowl, will be placed on the table at an equal distance from the main bowl. The distance between a target bowl and the main bowl is set at 30 cm. Wooden beads with a diameter of 2 cm will be put in target bowls. The main bowl will be placed in front of the patient.

Patients will be asked to use the right hand to take one bead at a time from the left target bowl to the main bowl, repeat this movement for the middle and right target bowls, and keep repeating this order. They are asked to execute the task as fast as possible.

Each daily training will consist of three rounds separated by two 5-minute breaks. Each round will consist of four consecutive sessions (for each session: 2-minute training followed by a 30-second break). The training will last for a total of 21 days.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
The box and block test (BBT)
Time Frame: Post-intervention (T4). BBT requires 8-10 minutes to administer.
BBT is used to measure manual dexterity as well as upper-limb movement speed. It is a 53.7* 25.4 cm box separated into two compartments by a 15.2 cm high erected partition, with 150 blocks in each compartment. Starting from the dominant hand, patients will be asked to move the blocks one by one from the compartment on the hand side to the opposite side (e.g., move the blocks from the right compartment to the left compartment for the right hand test). Patients should move the blocks with their arms raised and crossed over the partition. They have one minute to move the blocks as fast as possible. The score of BBT for each hand is the quantity of blocks transferred between compartments in one minute. A higher score indicates faster upper-limb movements and better dexterity. For the elderly, the BBT has high test-retest reliability (intraclass correlation coefficient of 0.89 to 0.97) and construct validity.
Post-intervention (T4). BBT requires 8-10 minutes to administer.

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
The box and block test (BBT)
Time Frame: Baseline (T1). Before the training. BBT requires 8-10 minutes to administer.
BBT is used to measure manual dexterity as well as upper-limb movement speed. It is a 53.7* 25.4 cm box separated into two compartments by a 15.2 cm high erected partition, with 150 blocks in each compartment. Starting from the dominant hand, patients will be asked to move the blocks one by one from the compartment on the hand side to the opposite side (e.g., move the blocks from the right compartment to the left compartment for the right hand test). Patients should move the blocks with their arms raised and crossed over the partition. They have one minute to move the blocks as fast as possible. The score of BBT for each hand is the quantity of blocks transferred between compartments in one minute. A higher score indicates faster upper-limb movements and better dexterity. For the elderly, the BBT has high test-retest reliability (intraclass correlation coefficient of 0.89 to 0.97) and construct validity.
Baseline (T1). Before the training. BBT requires 8-10 minutes to administer.
The box and block test (BBT)
Time Frame: Day 8 (T2). During the training. BBT requires 8-10 minutes to administer.
BBT is used to measure manual dexterity as well as upper-limb movement speed. It is a 53.7* 25.4 cm box separated into two compartments by a 15.2 cm high erected partition, with 150 blocks in each compartment. Starting from the dominant hand, patients will be asked to move the blocks one by one from the compartment on the hand side to the opposite side (e.g., move the blocks from the right compartment to the left compartment for the right hand test). Patients should move the blocks with their arms raised and crossed over the partition. They have one minute to move the blocks as fast as possible. The score of BBT for each hand is the quantity of blocks transferred between compartments in one minute. A higher score indicates faster upper-limb movements and better dexterity. For the elderly, the BBT has high test-retest reliability (intraclass correlation coefficient of 0.89 to 0.97) and construct validity.
Day 8 (T2). During the training. BBT requires 8-10 minutes to administer.
The box and block test (BBT)
Time Frame: Day 15 (T3). During the training. BBT requires 8-10 minutes to administer.
BBT is used to measure manual dexterity as well as upper-limb movement speed. It is a 53.7* 25.4 cm box separated into two compartments by a 15.2 cm high erected partition, with 150 blocks in each compartment. Starting from the dominant hand, patients will be asked to move the blocks one by one from the compartment on the hand side to the opposite side (e.g., move the blocks from the right compartment to the left compartment for the right hand test). Patients should move the blocks with their arms raised and crossed over the partition. They have one minute to move the blocks as fast as possible. The score of BBT for each hand is the quantity of blocks transferred between compartments in one minute. A higher score indicates faster upper-limb movements and better dexterity. For the elderly, the BBT has high test-retest reliability (intraclass correlation coefficient of 0.89 to 0.97) and construct validity.
Day 15 (T3). During the training. BBT requires 8-10 minutes to administer.
The box and block test (BBT)
Time Frame: One-month follow-up (T5). BBT requires 8-10 minutes to administer.
BBT is used to measure manual dexterity as well as upper-limb movement speed. It is a 53.7* 25.4 cm box separated into two compartments by a 15.2 cm high erected partition, with 150 blocks in each compartment. Starting from the dominant hand, patients will be asked to move the blocks one by one from the compartment on the hand side to the opposite side (e.g., move the blocks from the right compartment to the left compartment for the right hand test). Patients should move the blocks with their arms raised and crossed over the partition. They have one minute to move the blocks as fast as possible. The score of BBT for each hand is the quantity of blocks transferred between compartments in one minute. A higher score indicates faster upper-limb movements and better dexterity. For the elderly, the BBT has high test-retest reliability (intraclass correlation coefficient of 0.89 to 0.97) and construct validity.
One-month follow-up (T5). BBT requires 8-10 minutes to administer.
The Jebsen hand function test (JHFT)
Time Frame: Baseline (T1). Before the training. JHFT takes approximately 15 minutes to administer.
JHFT is used to assess unimanual hand function when examinees perform daily activities. Seven items are included in JHFT: writing, turning cards, picking up small objects, simulated feeding, stacking checkers, moving large light objects, and moving large heavy objects. Considering that the patients are Chinese speakers, it is not appropriate to do English writing. According to a previous study conducted in Chinese cultures, the JHFT could be modified through excluding the writing item to avoid cultural influences on scores. The score for each item is the completion time. The less time a patient takes, the better hand function s/he has. The JHFT has excellent test-retest reliability (intraclass correlation coefficients of 0.89 to 0.97) for PD patients.
Baseline (T1). Before the training. JHFT takes approximately 15 minutes to administer.
The Jebsen hand function test (JHFT)
Time Frame: Day 8 (T2). During the training. JHFT takes approximately 15 minutes to administer.
JHFT is used to assess unimanual hand function when examinees perform daily activities. Seven items are included in JHFT: writing, turning cards, picking up small objects, simulated feeding, stacking checkers, moving large light objects, and moving large heavy objects. Considering that the patients are Chinese speakers, it is not appropriate to do English writing. According to a previous study conducted in Chinese cultures, the JHFT could be modified through excluding the writing item to avoid cultural influences on scores. The score for each item is the completion time. The less time a patient takes, the better hand function s/he has. The JHFT has excellent test-retest reliability (intraclass correlation coefficients of 0.89 to 0.97) for PD patients.
Day 8 (T2). During the training. JHFT takes approximately 15 minutes to administer.
The Jebsen hand function test (JHFT)
Time Frame: Day 15 (T3). During the training. JHFT takes approximately 15 minutes to administer.
JHFT is used to assess unimanual hand function when examinees perform daily activities. Seven items are included in JHFT: writing, turning cards, picking up small objects, simulated feeding, stacking checkers, moving large light objects, and moving large heavy objects. Considering that the patients are Chinese speakers, it is not appropriate to do English writing. According to a previous study conducted in Chinese cultures, the JHFT could be modified through excluding the writing item to avoid cultural influences on scores. The score for each item is the completion time. The less time a patient takes, the better hand function s/he has. The JHFT has excellent test-retest reliability (intraclass correlation coefficients of 0.89 to 0.97) for PD patients.
Day 15 (T3). During the training. JHFT takes approximately 15 minutes to administer.
The Jebsen hand function test (JHFT)
Time Frame: Post-intervention (T4). JHFT takes approximately 15 minutes to administer.
JHFT is used to assess unimanual hand function when examinees perform daily activities. Seven items are included in JHFT: writing, turning cards, picking up small objects, simulated feeding, stacking checkers, moving large light objects, and moving large heavy objects. Considering that the patients are Chinese speakers, it is not appropriate to do English writing. According to a previous study conducted in Chinese cultures, the JHFT could be modified through excluding the writing item to avoid cultural influences on scores. The score for each item is the completion time. The less time a patient takes, the better hand function s/he has. The JHFT has excellent test-retest reliability (intraclass correlation coefficients of 0.89 to 0.97) for PD patients.
Post-intervention (T4). JHFT takes approximately 15 minutes to administer.
The Jebsen hand function test (JHFT)
Time Frame: One-month follow-up (T5). JHFT takes approximately 15 minutes to administer.
JHFT is used to assess unimanual hand function when examinees perform daily activities. Seven items are included in JHFT: writing, turning cards, picking up small objects, simulated feeding, stacking checkers, moving large light objects, and moving large heavy objects. Considering that the patients are Chinese speakers, it is not appropriate to do English writing. According to a previous study conducted in Chinese cultures, the JHFT could be modified through excluding the writing item to avoid cultural influences on scores. The score for each item is the completion time. The less time a patient takes, the better hand function s/he has. The JHFT has excellent test-retest reliability (intraclass correlation coefficients of 0.89 to 0.97) for PD patients.
One-month follow-up (T5). JHFT takes approximately 15 minutes to administer.
Movement Disorder Society-sponsored revision of the Unified Parkinson's Disease Rating Scale motor section (MDS-UPDRS III)
Time Frame: Baseline (T1). Before the training. MDS-UPDRS III takes approximately 15 minutes to administer.
The MDS-UPDRS evaluates various aspects of PD, including four parts: subjective non-motor experiences of daily living, subjective motor experiences of daily living, motor examination of the motor signs of PD, and motor complications based on historical and objective information. The scale is widely used in clinical settings as well as in research. We calculated the score of MDS-UPDRS Ⅲ, which is the motor examination of the motor signs, to assess the severity of bradykinesia.
Baseline (T1). Before the training. MDS-UPDRS III takes approximately 15 minutes to administer.
Movement Disorder Society-sponsored revision of the Unified Parkinson's Disease Rating Scale motor section (MDS-UPDRS III)
Time Frame: Post-intervention (T4). MDS-UPDRS III takes approximately 15 minutes to administer.
The MDS-UPDRS evaluates various aspects of PD, including four parts: subjective non-motor experiences of daily living, subjective motor experiences of daily living, motor examination of the motor signs of PD, and motor complications based on historical and objective information. The scale is widely used in clinical settings as well as in research. We calculated the score of MDS-UPDRS Ⅲ, which is the motor examination of the motor signs, to assess the severity of bradykinesia.
Post-intervention (T4). MDS-UPDRS III takes approximately 15 minutes to administer.
Movement Disorder Society-sponsored revision of the Unified Parkinson's Disease Rating Scale motor section (MDS-UPDRS III)
Time Frame: One-month follow-up (T5). MDS-UPDRS III takes approximately 15 minutes to administer.
The MDS-UPDRS evaluates various aspects of PD, including four parts: subjective non-motor experiences of daily living, subjective motor experiences of daily living, motor examination of the motor signs of PD, and motor complications based on historical and objective information. The scale is widely used in clinical settings as well as in research. We calculated the score of MDS-UPDRS Ⅲ, which is the motor examination of the motor signs, to assess the severity of bradykinesia.
One-month follow-up (T5). MDS-UPDRS III takes approximately 15 minutes to administer.
The Nine-Hole Peg Test (NHPT)
Time Frame: Baseline (T1). Before the training. Before the training. NHPT takes approximately 5 minutes to administer.
The NHPT is widely used measure of hand dexterity in a broad range of ages and population. The NHPT requires participants to quickly pick up nine small pegs from a concave receptacle, place them into holes on a board as fast as possible, and then move them back to the receptacle. The total time has been recorded as the result of NHPT, the less time taken indicate better hand dexterity. It has a high test-retest reliability for both hand (intraclass correlation coefficients of 0.88 to 0.91) and construct validity in PD population.
Baseline (T1). Before the training. Before the training. NHPT takes approximately 5 minutes to administer.
The Nine-Hole Peg Test (NHPT)
Time Frame: Day 8 (T2). During the training. NHPT takes approximately 5 minutes to administer.
The NHPT is widely used measure of hand dexterity in a broad range of ages and population. The NHPT requires participants to quickly pick up nine small pegs from a concave receptacle, place them into holes on a board as fast as possible, and then move them back to the receptacle. The total time has been recorded as the result of NHPT, the less time taken indicate better hand dexterity. It has a high test-retest reliability for both hand (intraclass correlation coefficients of 0.88 to 0.91) and construct validity in PD population.
Day 8 (T2). During the training. NHPT takes approximately 5 minutes to administer.
The Nine-Hole Peg Test (NHPT)
Time Frame: Day 15 (T3). During the training. NHPT takes approximately 5 minutes to administer.
The NHPT is widely used measure of hand dexterity in a broad range of ages and population. The NHPT requires participants to quickly pick up nine small pegs from a concave receptacle, place them into holes on a board as fast as possible, and then move them back to the receptacle. The total time has been recorded as the result of NHPT, the less time taken indicate better hand dexterity. It has a high test-retest reliability for both hand (intraclass correlation coefficients of 0.88 to 0.91) and construct validity in PD population.
Day 15 (T3). During the training. NHPT takes approximately 5 minutes to administer.
The Nine-Hole Peg Test (NHPT)
Time Frame: Post-intervention (T4). NHPT takes approximately 5 minutes to administer.
The NHPT is widely used measure of hand dexterity in a broad range of ages and population. The NHPT requires participants to quickly pick up nine small pegs from a concave receptacle, place them into holes on a board as fast as possible, and then move them back to the receptacle. The total time has been recorded as the result of NHPT, the less time taken indicate better hand dexterity. It has a high test-retest reliability for both hand (intraclass correlation coefficients of 0.88 to 0.91) and construct validity in PD population.
Post-intervention (T4). NHPT takes approximately 5 minutes to administer.
The Nine-Hole Peg Test (NHPT)
Time Frame: One-month follow-up (T5). NHPT takes approximately 5 minutes to administer.
The NHPT is widely used measure of hand dexterity in a broad range of ages and population. The NHPT requires participants to quickly pick up nine small pegs from a concave receptacle, place them into holes on a board as fast as possible, and then move them back to the receptacle. The total time has been recorded as the result of NHPT, the less time taken indicate better hand dexterity. It has a high test-retest reliability for both hand (intraclass correlation coefficients of 0.88 to 0.91) and construct validity in PD population.
One-month follow-up (T5). NHPT takes approximately 5 minutes to administer.
Electroencephalography (EEG)
Time Frame: Baseline (T1). Before the training. It takes about 20 minutes to complete all the EEG recording procedures, including setup and removal.
EEG recordings were conducted using a clinical-grade Nicolet Monitor system (Natus Medical Incorporated, USA). The system features comprehensive neurophysiological monitoring capabilities with high signal-to-noise ratio and stable recording characteristics. We employed a standard 19-electrode montage following the international 10-20 system, ensuring precise and reproducible electrode positioning based on anatomical landmarks.
Baseline (T1). Before the training. It takes about 20 minutes to complete all the EEG recording procedures, including setup and removal.
Electroencephalography (EEG)
Time Frame: Post-intervention (T4). It takes about 20 minutes to complete all the EEG recording procedures, including setup and removal.
EEG recordings were conducted using a clinical-grade Nicolet Monitor system (Natus Medical Incorporated, USA). The system features comprehensive neurophysiological monitoring capabilities with high signal-to-noise ratio and stable recording characteristics. We employed a standard 19-electrode montage following the international 10-20 system, ensuring precise and reproducible electrode positioning based on anatomical landmarks.
Post-intervention (T4). It takes about 20 minutes to complete all the EEG recording procedures, including setup and removal.

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Wei FAN (PhD student), MSc, The Hong Kong Polytechnic University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

October 1, 2023

Primary Completion (Actual)

December 31, 2024

Study Completion (Actual)

December 31, 2025

Study Registration Dates

First Submitted

November 24, 2022

First Submitted That Met QC Criteria

November 24, 2022

First Posted (Actual)

December 5, 2022

Study Record Updates

Last Update Posted (Actual)

May 14, 2026

Last Update Submitted That Met QC Criteria

May 11, 2026

Last Verified

May 1, 2026

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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