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Palate, CleftORTHOQOLNCT04049058

Evaluation of Quality of Life After Orthognathic Surgery in a Cleft Lip and Palate Context

An observational study of Palate, Cleft, run by University Hospital, Lille at 1 site in France.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to compare, prospectively, the quality of life of patients with cleft lip and palate before and after orthognathic surgery. This is done through two validated questionnaires: OHIP-14 (Oral Health Impact Profile) and OQLQ (Orthognathic Quality of Life Questionnaire) Improving the quality of… Read more about this study

Who is it for?
Ages 12 years and older
Conditions the study is for
Palate, Cleft
How many people
10 participants
Where
1 siteFrance
Study dates
30 Jun 2019to 3 Jun 2021
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 12 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: Patients with cleft lip and palate with malocclusion and indication of orthognathic surgery.

Who may be able to join

  • Man and woman ; Age: adolescents (12-17 years) and adults; Specific medical conditions: cleft lip and palate, malocclusion
  • Non-opposition of the patient
  • Patient willing to comply with all procedures of the study and its duration

Who cannot join

  • Cancellation of orthognathic surgery
  • Impossibility to receive enlightened information, impossibility to participate in the totality of the study, impossibility to complete only the questionnaire

Trial locations and contacts

1 site in 1 country.

France1 site
  • Hôpital Roger Salengro, CHU

    Lille

Other trials in France

About this study

The purpose of this study is to compare, prospectively, the quality of life of patients with cleft lip and palate before and after orthognathic surgery. This is done through two validated questionnaires: OHIP-14 (Oral Health Impact Profile) and OQLQ (Orthognathic Quality of Life Questionnaire) Improving the quality of life is the goal of any functional treatment. The demonstration of its improvement would validate the validity of this additional surgery for patients with cleft lip and palate.

Conditions
Palate, Cleft
Medical subject headings
Cleft Palate

What is being measured

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

  1. Change of the OQLQ (Orthognathic Quality of Life Questionnaire) questionnaire score between the preoperative assessment and at 6 months postoperatively.

    The OQLQ questionnaire is composed of 22 items that can be rated from 0 to 4. The score varies from 0 to 88. This questionnaire is specific to the evaluation of quality of life in relation to orthognathic surgery.

    Measured: between the preoperative assessment and at 6 months postoperatively.

Secondary outcomes (3)
  1. Change of OHIP-14 questionnaire score (Oral Health Impact Profile) between preoperative evaluation and at 6 months postoperatively.

    The questionnaire is a non-specific questionnaire assessing quality of life in relation to general oral health. It is composed of 14 questions that can be scored from 0 to 4. The score varies from 0 to 56.

    Measured: between the preoperative assessment and at 6 months postoperatively.

  2. Change of OQLQ (Orthognathic Quality of Life Questionnaire) by type of orthognathic surgery

    the type of orthognathic surgery performed = monomaxillary versus bimaxillary

    Measured: at 6 months

  3. Change of OHIP-14 (Oral Health Impact Profile) by type of orthognathic surgery

    the type of orthognathic surgery performed = monomaxillary versus bimaxillary

    Measured: at 6 months

Timeline

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

  1. First posted7 Aug 2019
  2. Study start30 Jun 2019
  3. Primary completion3 Jun 2021
  4. Study completion3 Jun 2021

Why it stopped: failure to include due to the COVID-19 pandemic

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
Other
Time perspective
Prospective
Enrolment
10 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04049058
Sponsor's protocol ID
2018_55
Other IDs
2018-A03376-49
Acronym
ORTHOQOL
Status last verified
May 2026
First submitted
1 Aug 2019
Last updated
18 May 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

An observational study of Palate, Cleft, run by University Hospital, Lille at 1 site in France.

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 3 inclusion and 2 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: stopped early, as of the sponsor's last update on 18 May 2026. 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 France. 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?

The study was stopped early (reason given: failure to include due to the COVID-19 pandemic). 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?

Change of the OQLQ (Orthognathic Quality of Life Questionnaire) questionnaire score between the preoperative assessment and at 6 months postoperatively. (time frame: between the preoperative assessment and at 6 months postoperatively.). 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 18 May 2026.

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