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New tool aims to catch Parkinson's hidden mood swings

NCT ID NCT04455074

Knowledge-focused Sponsor: University Hospital, Grenoble Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a new questionnaire called the NF-scale, designed to measure sudden mood and thinking changes (neuropsychiatric fluctuations) that can occur in Parkinson disease. 130 French-speaking participants with Parkinson disease and motor fluctuations filled out the questionnaire during both their OFF and ON medication states. The goal was to see if the scale is reliable and accurate for use in clinics and research.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If validated, this scale could help doctors better detect and manage mood and thinking fluctuations in Parkinson disease, improving patient care.
What could go wrong
This is a validation study, not a treatment trial. The scale may not prove reliable or useful in routine practice, and results may not apply to non-French speakers.

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.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

130 people

The number who actually took part.

Started

Sep 2020

Finished

Mar 2023

Lead sponsor

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.

Ages

35 to 75 years

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Idiopathic Parkinson's disease * presence of motor fluctuations, requiring a levodopa test * french native speaker Exclusion Criteria: * Dementia (MoCa \< 24) * Parkinson syndrome other than idiopathic PD * people excluded according to french law (including pregnant women or nursing mothers, ...)

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Conditions

The condition(s) this trial relates to.

Parkinson disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Fluctuating mood symptoms Parkinson disease

Contacts and locations

Locations

  • CHRU Strasbourg

    Strasbourg, 67091, France

  • CHU Amiens

    Amiens, 80 054, France

  • CHU Clermont-Ferrand

    Clermont-Ferrand, 63003, France

  • CHU de Bordeaux-Hôpital Pellegrin

    Bordeaux, 33 076, France

  • Hospices Civils Lyon (HCL)

    Lyon, 69 677, France

  • University hospital grenoble

    Grenoble, 38043, France

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