DentistryNCT05670431
The Effect of Smile Designs on Aesthetic Perception
An observational study of Dentistry and Perception, run by Trakya University at 1 site in Turkey (Türkiye).
Trial summary
The goal of this observational study is to examine the effect of designs using different aesthetic dental proportions made with the digital smile design program on the aesthetic perception of individuals of different ages, gender, and educational status. The main questions it aims to answer are: 1. Read more about this study
- Who is it for?
- Ages 18 to 70 yearsHealthy volunteers can take part
- Conditions the study is for
- Dentistry, Perception
- How many people
- 231 participants
- Where
- 1 siteTurkey (Türkiye)
- Study dates
- 15 May 2023to 31 May 2023
- 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 18 to 70 years
- All sexes
- Healthy volunteers accepted
- Adult, Older adult
Study population: 4th and 5th-grade students of a dentistry faculty: 4th and 5th-grade students at the university where the researcher works (Trakya University, Faculty of Dentistry) Dentists and specialist dentists: Dentists and specialist dentists working in health institutions in the country where the researcher is located (Republic of Türkiye) Laypeople: People who came to the dental faculty for treatment, relatives and friends of the researcher.
Who may be able to join
- Anyone who can answer the survey online
Who cannot join
- individuals under the age of 18
Trial locations and contacts
1 site in 1 country.
About this study
Official title: The Effect of Smile Designs Using the Digital Smile Design Program on Aesthetic Perception
The goal of this observational study is to examine the effect of designs using different aesthetic dental proportions made with the digital smile design program on the aesthetic perception of individuals of different ages, gender, and educational status.
The main questions it aims to answer are:
Read more
- The golden ratio is the most aesthetic ratio known and accepted in dentofacial structures.
- There is no significant difference between the aesthetic perception of dental students, dentists, specialist dentists and laypeople.
Participants will answer:
- The first 5 questions related that demographic data such as age, gender, and educational status.
- The smile designs of a woman and a man, prepared according to 8 different principles, will be evaluated by the participants according to the Likert scale.
Researchers will compare the 4th and 5th-grade students of a dentistry faculty, dentists, specialist dentists and laypeople to see the effect of smile design on facial aesthetic perception.
- Conditions
- Dentistry, Perception
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
| Study group | Role | What they receive |
|---|---|---|
| 4th-grade students of a dentistry faculty | Not described | |
| 5th-grade students of a dentistry faculty | Not described | |
| Dentists | Not described | |
| Specialist dentists | Not described | |
| Laypeople | Not described |
What is being measured
The primary outcome is the main question the study is designed to answer.
Likert scale
There are 5 rating levels on the Likerts scale: very ugly, ugly, unstable, beautiful, very beautiful. People in 5 different groups will evaluate different smile designs with a Likert scale according to their aesthetic perceptions.
Measured: 1 day (single measurement)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted4 Jan 2023
- Study start15 May 2023
- Primary completion30 May 2023
- Study completion31 May 2023
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for DentistryStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
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
- 231 participants (actual)
Sponsor and investigators
- Lead sponsor
- Trakya University
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Aysegul Kurt, Trakya University
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT05670431
- Sponsor's protocol ID
- TUTF-GOBAEK 2021/534
- Status last verified
- Apr 2023
- First submitted
- 2 Jan 2023
- Last updated
- 6 May 2024
- Results posted
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
Study at a glance
From the registry record, last updated by the sponsor on 6 May 2024. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- The Effect of Smile Designs Using the Digital Smile Design Program on Aesthetic Perception
- ClinicalTrials.gov ID
- NCT05670431
- Acronym / sponsor ID
- TUTF-GOBAEK 2021/534
- Conditions
- Dentistry, Perception
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 231 participants (actual)
- Lead sponsor
- Trakya UniversityUniversity, hospital or other
- Study start
- 15 May 2023 (actual)
- Primary completion
- 30 May 2023 (actual)
- Study completion
- 31 May 2023 (actual)
- First posted
- 4 Jan 2023 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The goal of this observational study is to examine the effect of designs using different aesthetic dental proportions made with the digital smile design program on the aesthetic perception of individuals of different ages, gender, and educational status.
The main questions it aims to answer are:
- The golden ratio is the most aesthetic ratio known and accepted in dentofacial structures.
- There is no significant difference between the aesthetic perception of dental students, dentists, specialist dentists and laypeople.
Participants will answer:
- The first 5 questions related that demographic data such as age, gender, and educational status.
- The smile designs of a woman and a man, prepared according to 8 different principles, will be evaluated by the participants according to the Likert scale.
Researchers will compare the 4th and 5th-grade students of a dentistry faculty, dentists, specialist dentists and laypeople to see the effect of smile design on facial aesthetic perception.
Study design
- Observational model
- Other
- Time perspective
- Prospective
- Number of arms
- 5
| Arm | Type | Receives |
|---|---|---|
| 4th-grade students of a dentistry faculty | – | – |
| 5th-grade students of a dentistry faculty | – | – |
| Dentists | – | – |
| Specialist dentists | – | – |
| Laypeople | – | – |
Who may qualify
- Ages
- 18 to 70 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Adult, Older adult
- Study population
- 4th and 5th-grade students of a dentistry faculty: 4th and 5th-grade students at the university where the researcher works (Trakya University, Faculty of Dentistry) Dentists and specialist dentists: Dentists and specialist dentists working in health institutions in the country where the researcher is located (Republic of Türkiye) Laypeople: People who came to the dental faculty for treatment, relatives and friends of the researcher.
Key inclusion criteria (1 listed)
- Anyone who can answer the survey online
Key exclusion criteria (1 listed)
- individuals under the age of 18
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Primary outcome
Likert scale
Time frame: 1 day (single measurement)
There are 5 rating levels on the Likerts scale: very ugly, ugly, unstable, beautiful, very beautiful. People in 5 different groups will evaluate different smile designs with a Likert scale according to their aesthetic perceptions.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 6 May 2024.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
The record lists no contact. Use the official record to reach the sponsor.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Dentistry and Perception, run by Trakya University at 1 site in Turkey (Türkiye).
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 1 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: finished, as of the sponsor's last update on 6 May 2024. 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 Turkey (Türkiye). 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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
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?
Likert scale (time frame: 1 day (single measurement)). 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 6 May 2024.