RecruitingNot Applicable

Multi-site Study to Look at Tooth Wear and Tooth Sensitivity and the Risk Factors Associated.

United States2,500 participantsStarted 2026-02-19

Plain-language summary

The goal of this observational study is to learn about tooth wear and tooth sensistivity and reasons for these conditions in five locations throughout the United States. The main question it aims to answer is: The main objective of this study is to determine tooth wear and tooth sensitivity in adults in the U.S., and to investigate their association with risk factors

Who can participate

Age range18 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion criteria

✓. Be aged 18 or over, of either gender.
✓. Be attending a regularly scheduled appointment at the dental school.
✓. Provide voluntary, written informed consent.
✓. Understand and be willing, able and likely to comply with all study procedures and restrictions.

Exclusion criteria

✕. Have a minimum of 10 teeth not including implants or teeth with crowns or bridges.
✕. Have any medical condition that could be expected to interfere with the subject's safety during the study period (including temporomandibular disorders).
✕. Be incapable of responding to the questions.
✕. Be an employee or a family relative of an employee of the sponsor.
✕. Be using maxillary or mandibular orthodontic appliances, except lingual bar.
✕. Have used analgesic (pain relieving) drugs or have used a topical analgesic in the preceding 12 h

What they're measuring

Prevalence and severity of erosive tooth wear (ETW), assessed using the basic erosive wear examination (BEWE) index.

Timeframe: Five minute examination period

Prevalence and severity of dentin hypersensitivity (DH) using the Schiff Sensitivity Index.

Timeframe: Five minute examination period

Risk factors potentially associated to erosive tooth wear (ETW) and dentin hypersensitivity (DH), collected by questionnaires.

Timeframe: Ten minutes assessment period.

Trial details

NCT IDNCT07195357

SponsorIndiana University

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2027-10

Contact for this trial

Anderson Hara, MS, PhD

317 274 8822 ahara@iu.edu

View on ClinicalTrials.gov More Dentin Hypersensitivity trials

Plain-language summary

Who can participate

Age range18 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion criteria

✓. Be aged 18 or over, of either gender.
✓. Be attending a regularly scheduled appointment at the dental school.
✓. Provide voluntary, written informed consent.
✓. Understand and be willing, able and likely to comply with all study procedures and restrictions.

Exclusion criteria

✕. Have a minimum of 10 teeth not including implants or teeth with crowns or bridges.
✕. Have any medical condition that could be expected to interfere with the subject's safety during the study period (including temporomandibular disorders).
✕. Be incapable of responding to the questions.
✕. Be an employee or a family relative of an employee of the sponsor.
✕. Be using maxillary or mandibular orthodontic appliances, except lingual bar.
✕. Have used analgesic (pain relieving) drugs or have used a topical analgesic in the preceding 12 h

What they're measuring

Prevalence and severity of erosive tooth wear (ETW), assessed using the basic erosive wear examination (BEWE) index.

Timeframe: Five minute examination period

Prevalence and severity of dentin hypersensitivity (DH) using the Schiff Sensitivity Index.

Timeframe: Five minute examination period

Risk factors potentially associated to erosive tooth wear (ETW) and dentin hypersensitivity (DH), collected by questionnaires.

Timeframe: Ten minutes assessment period.