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Parkinson DiseasePDDIFFUNCT04453995

A Follow-up of the Influencing Factors of Dyskinesia in Patients With Parkinson's Disease

An observational study of Parkinson Disease and Dyskinesias, run by Xinhua Hospital, Shanghai Jiao Tong University School of Medicine at 1 site in China.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Parkinson' patients who have not had dyskinesia would be observed for 2 years in a multicenter prospective study with the purposes to clarify the predicting factors of dyskinesia. Read more about this study

Who is it for?
Any age
Conditions the study is for
Parkinson Disease, Dyskinesias
How many people
300 participants
Where
1 siteChina
Study dates
5 Jan 2019to 1 Jun 2022
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: a 2 years prospective study to identify the predicting factors of dyskinesia in Parkinson' patients that have received Levodopa treatment.

Who may be able to join

  • 1) Patients have been clinically diagnosed with Parkinson disease at the recruitment.
  • 2) Patients have received Levodopa treatment with the daily dosage above 200mg.

Who cannot join

  • 1) be suspicious of atypical Parkinson or other Parkinson syndrome. 2) have experienced dyskinesia. 3) incorporation to the investigation

Trial locations and contacts

1 site in 1 country.

China1 site
  • Xinhua hospital affiliated to Shanghai jiaotong university school of medicine

    Shanghai, Shanghai Municipality, 200092

Other trials in China

About this study

Parkinson' patients who have not had dyskinesia would be observed for 2 years in a multicenter prospective study with the purposes to clarify the predicting factors of dyskinesia.

Read the detailed description

Parkinson' patients with daily levodopa dosage above 200mg and no dyskinesia would be recruited into the study. They would be observed for two years for analyzed the predicting factors of dyskinesia. At the baseline, demographic information, Clinical information, blood sample, picture of tongure coating would be collected at the baseline. All participants were evaluated every three months for two years. The severity of motor symptoms were evaluated every 6 months.

Keywords
Parkinson disease, Dyskinesia, follow up
Medical subject headings
Parkinson Disease, Dyskinesias

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. the occurrence of dyskinesia and its related predicting factors

    to evaluate the occurrence of dyskinesia during the 2 years of follow-up and identify its predicting factors of dyskinesia

    Measured: The data would be analyzed within 9 months of the study completion. The outcome would be reported within 1 year of the the study completion.

Secondary outcomes (1)
  1. to evaluate patients ' living quality and the severity of non motor symptoms during the 2 years of follow-up

    to evaluate patients ' living quality and the severity of non motor symptoms during the 2 years of follow-up

    Measured: The data would be analyzed within 9 months of the study completion. The outcome would be reported within 1 year of the the study completion.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Jul 2020
  2. Study start5 Jan 2019
  3. Primary completion31 Dec 2021 (estimated)
  4. Study completion1 Jun 2022 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
300 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04453995
Sponsor's protocol ID
XH-19-014
Acronym
PDDIFFU
Status last verified
Dec 2019
First submitted
27 Jun 2020
Last updated
1 Jul 2020
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided: There would be digital data of all the information that collected in the study. But it is still unknown that the data would be available freely

Questions about this trial

What is this clinical trial studying?

An observational study of Parkinson Disease and Dyskinesias, run by Xinhua Hospital, Shanghai Jiao Tong University School of Medicine at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 1 Jul 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

the occurrence of dyskinesia and its related predicting factors (time frame: The data would be analyzed within 9 months of the study completion. The outcome would be reported within 1 year of the the study completion.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Jul 2020.

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