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RecruitingNCT07507864OAS-TRUpdated Apr 2, 2026

Validation Of The Turkish Version Of The Oral Assessment Sheet

An observational study in Oral Health, sponsored by Necmettin Erbakan University. Recruiting at 1 site in Turkey (Türkiye). Open to participants aged 60 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2026-04-02.

Sponsored by Necmettin Erbakan University · Observational

From the registry’s dates

  • Primary completion was expected by May 2026, 5 months ago, but the record still lists the study as recruiting.
  • Started Feb 2026; still recruiting 7 months later.
Study type
Observational
Model
Other
Time perspective
Prospective
Enrollment
99
Ages
60 Years and older
Sex
All
01

Study summary

The aim of this observational study is to evaluate the validity and reliability of the Turkish version of the Oral Assessment Sheet (OAS). The OAS is a clinical assessment tool developed to evaluate oral health conditions such as lips, tongue, mucosa, saliva, swallowing, and voice.

This study will investigate whether the Turkish version of the OAS is a valid and reliable tool for assessing oral health status in clinical practice. Participants will undergo oral assessment using the Turkish version of the OAS. Statistical analyses will be performed to determine the validity and reliability of the scale.

The results of this study are expected to provide a standardized oral assessment tool that can be used in Turkish clinical settings.

Read the detailed description

Oral health assessment plays an important role in patient care, especially in clinical settings where oral complications may occur. The Oral Assessment Sheet (OAS), originally developed by Eilers and colleagues, is a structured clinical assessment tool used to evaluate oral conditions including lips, tongue, mucous membranes, saliva, swallowing ability, and voice.

The purpose of this study is to adapt the OAS into Turkish and to evaluate its validity and reliability. The translation and cultural adaptation process will be conducted according to internationally accepted guidelines for cross-cultural adaptation of measurement instruments. After the translation process, the Turkish version of the OAS will be applied to participants.

Statistical analyses will be performed to evaluate the psychometric properties of the Turkish version of the scale, including reliability and validity analyses. The findings of this study are expected to provide a valid and reliable oral assessment tool for use in Turkish clinical and research settings.

02

Conditions studied

  • Oral Health

Keywords

  • Oral Assessment Sheet OAS
03

In context

Lead sponsor

Necmettin Erbakan University is the lead sponsor of 198 studies on the registry; 48 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
60 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes
Sampling method
Non-probability sample

Study population

The study population consists of individuals aged 60 years and older who attend the dental clinic of Necmettin Erbakan University Faculty of Dentistry and meet the inclusion criteria. Participants will be recruited on a voluntary basis.

Inclusion criteria

  • Age 60 years or older
  • Ability to understand Turkish
  • Voluntary participation and provision of written informed consent
  • Ability to undergo oral examination and assessment
  • Adequate cognitive and psychological status

Exclusion criteria

Exclusion Criteria:

  • Individuals who refuse to participate in the study
  • Individuals who withdraw from the study during the research process
  • Individuals with severe cognitive impairment preventing completion of the assessment
  • Individuals with conditions preventing oral examination
05

Study design

Observational model
Other
Time perspective
Prospective
Enrollment
99 participants (estimated)
Patient registry
No

Groups and cohorts

  • Participants undergoing assessment with the Turkish version of the Oral Assessment Sheet (OAS)

    Intervention Type: Other Intervention Name: Assessment with the Turkish version of the Oral Assessment Sheet (OAS) Intervention Description: Participants will undergo oral assessment using the Turkish version of the Oral Assessment Sheet (OAS) for validity and reliability analysis.

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What researchers measure

Primary outcomes

  1. Validity and Reliability of the Turkish Version of the Oral Assessment Sheet (OAS)

    Evaluation of the psychometric properties of the Turkish version of the Oral Assessment Sheet (OAS), including internal consistency, test-retest reliability, and construct validity in adults aged 60 years and older.

    Time frame: Baseline and 1-2 weeks

07

Study locations

1 of 1 sites recruiting
  • Necmettin Erbakan University Faculty of Dentistry
    Konya, Konya, Turkey (Türkiye)
    Recruiting
08

References and documents

Publications

  • Yazdani A, Akbari M, Zare M, Ghasemi H. Psychometric properties of the Persian version of the Oral Assessment Guide in elderly residents of nursing homes. Iranian Journal of Geriatric Nursing. 2020.
  • Beaton DE, Bombardier C, Guillemin F, Ferraz MB. Guidelines for the process of cross-cultural adaptation of self-report measures. Spine (Phila Pa 1976). 2000 Dec 15;25(24):3186-91. doi: 10.1097/00007632-200012150-00014. No abstract available. PubMed 11124735 ↗
  • Chalmers JM, King PL, Spencer AJ, Wright FA, Carter KD. The oral health assessment tool--validity and reliability. Aust Dent J. 2005 Sep;50(3):191-9. doi: 10.1111/j.1834-7819.2005.tb00360.x. PubMed 16238218 ↗
  • Eilers J, Berger AM, Petersen MC. Development, testing, and application of the oral assessment guide. Oncol Nurs Forum. 1988 May-Jun;15(3):325-30. No abstract available. PubMed 3287344 ↗

Individual participant data

Plan to share: No — Individual participant data collected in this study will not be shared publicly because the data contain sensitive health information and are collected solely for the purposes of this academic thesis research.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 2, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07507864
Lead sponsor
Necmettin Erbakan University
Responsible party
Sevde Sezer Yalçin (MSc Student, Necmettin Erbakan University) — Principal investigator
First posted
Apr 2, 2026
Start date
Feb 26, 2026
Primary completion
May 2026 (estimated)
Completion
Jul 2026 (estimated)
Last update
Apr 2, 2026

Study contacts

Sevde Sezer Yalçın, PT (Physiotherapist)
Contact
sevdesez3@gmail.com
+90 530 977 47 23
Neslihan Altuntaş Yılmaz, MD
Contact
nayilmaz@erbakan.edu.tr
+90 541 847 57 67
Neslihan Altuntaş Yılmaz, PhD
principal investigator · Necmettin Erbakan University Faculty of Health Sciences

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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