# Serum Vitamin D and Gingival Crevicular Fluid Levels of Osteocalcin and N-Terminal Telopeptide

> **NCT06871631** · — · COMPLETED · sponsor: **Ondokuz Mayıs University** · enrollment: 120 (actual)

## Conditions studied

- D Vitamin Deficiency
- Osteocalcin
- Gingival Crevicular Fluid

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06871631
- **Lead sponsor:** Ondokuz Mayıs University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-06-10
- **Primary completion:** 2022-04-17
- **Final completion:** 2025-02-15
- **Target enrollment:** 120 (ACTUAL)
- **Last updated:** 2025-03-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06871631

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06871631, "Serum Vitamin D and Gingival Crevicular Fluid Levels of Osteocalcin and N-Terminal Telopeptide". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT06871631. Licensed CC0.

---

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