AI vs. experts: can machines master Parkinson's motor scoring?
NCT ID NCT05906719
First seen Aug 21, 2026 · Last updated Aug 21, 2026
Summary
This trial tests whether a machine vision system can accurately rate the motor symptoms of Parkinson's disease, as measured by the MDS-UPDRS Part III scale. Researchers will record videos of patients performing standardized tasks and use machine learning to develop an AI rating model. The AI's scores will be compared against expert consensus ratings to see if it can match or approach human-level accuracy. The study involves about 1,679 participants with parkinsonism, aged 20 to 80.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- video recording of patients performing motor tasks
- What this could lead to
- If successful, this could lead to an automated, objective tool for assessing Parkinson's motor symptoms, potentially improving access to consistent evaluations.
- What could go wrong
- The AI model may not match the accuracy of human experts, and its performance could vary across different patient populations or settings. Early-stage research with potential for bias.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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1,679 people
The number who actually took part.
- Started
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Mar 2023
- Finished
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Dec 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
In this study, participants are mainly recruited from the Department of Neurology at Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, as well as from movement disorder clinics at 7 other centers. Participants are enrolled through outpatient assessment and screening. Two specialists in movement disorders independently diagnosed participants as having "Parkinsonism". In cases where there is a diagnostic disagreement, the Movement Disorder Specialist Group at the Department of Neurology, Ruijin Hospital collectively discusses and makes the decision.
- Ages
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20 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Meeting the diagnostic criteria for Parkinsonism established by the International Movement Disorder Society: having bradykinesia, and meeting at least one of the two criteria for resting tremor or muscle rigidity * 20 to 80 years old * Good compliance, voluntarily joining the study, and able to sign an informed consent form or have it signed by a legal representative Exclusion Criteria: * Significant cognitive impairment (MMSE ≤ 23) * Unable to sign written informed consent or unable to complete the trial due to other reasons * Other situations in which the researcher deems the participant unsuitable for this study * Participation in other clinical trials
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Beijing Hospital, Neurology Department
Beijing, Beijing Municipality, 100730, China
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Center for Movement Disorders, Department of Neurology, Beijing Tiantan Hospital, Capital Medical University
Beijing, Beijing Municipality, 100050, China
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Department of Neurology and Clinical Research Center of Neurological Disease, The Second Affiliated Hospital of Soochow University
Suzhou, Jiangsu, 215004, China
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Department of Neurology and Institute of Neurology, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine
Shanghai, Shanghai Municipality, 200025, China
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Department of Neurology, Fujian Medical University Union Hospital
Fuzhou, Fujian, 350001, China
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Department of Neurology, Guangdong Neuroscience Institute, Guangdong General Hospital, Guangdong Academy of Medical Sciences
Guangzhou, Guangdong, 510080, China
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Department of Neurology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
Wuhan, Hubei, 430022, China
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Department of Neurology, West China Hospital, Sichuan University
Chengdu, Sichuan, 610044, China
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