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Can a standard jaw questionnaire work in greek?

NCT ID NCT07789197

What the study statuses mean

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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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Aug 27, 2026 · Last updated Aug 28, 2026 · Updated 1 time

Summary

Researchers at the University of Thessaly are testing whether the Jaw Functional Limitation Scale-20, a questionnaire that measures how much jaw problems limit daily activities, works for Greek-speaking adults with temporomandibular joint disorder. The study enrolls 200 Greek-speaking adults over 18 with the condition. Participants fill out the questionnaire so researchers can check its accuracy and adapt it for Greek culture and language.

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 the scale proves reliable in Greek, it could give Greek-speaking clinicians a standard tool to measure jaw limitations in people with TMJ disorder.
What could go wrong
This is a validation study, not a treatment trial. It may show the scale needs adjustments or does not perform as well in Greek, and it does not test any therapy.

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

200 people

The number who actually took part.

Started

Nov 2025

Finished

Aug 2026

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.

Who is studied

Patients treated for temporomandibular joint disorders in UHL

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: * adult patient \>18 years old * native speakers of the Greek language * willing to participate Exclusion Criteria: * any diagnosed neurocognitive dysfunction * any diagnosed systematic disease that forbids the participation in the study

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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

  • Larissa University Hospital

    Larissa, Thessaly, 41110, Greece

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Other studies related to the condition(s) this trial covers.