# Effect of Nail Biting Habit on Mandibular Bone Structure: A Retrospective Radiological Study

> **NCT07740889** · — · NOT_YET_RECRUITING · sponsor: **Recep Tayyip Erdogan University Training and Research Hospital** · enrollment: 100 (estimated)

## Conditions studied

- Onychophagia

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT07740889
- **Lead sponsor:** Recep Tayyip Erdogan University Training and Research Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-07-27
- **Primary completion:** 2026-08-05
- **Final completion:** 2026-08-07
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2026-08-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07740889

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07740889, "Effect of Nail Biting Habit on Mandibular Bone Structure: A Retrospective Radiological Study". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07740889. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*