# 6 Years Study on Changes in Bone Quality, Bone Turnover and Curve Severity in AIS With and Without Calcium and Vit-D Supplementation

> **NCT02904421** · — · COMPLETED · sponsor: **Chinese University of Hong Kong** · enrollment: 330 (actual)

## Conditions studied

- Scoliosis
- Vitamin D
- Bone

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT02904421
- **Lead sponsor:** Chinese University of Hong Kong
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2016-10
- **Primary completion:** 2019-11
- **Final completion:** 2019-11
- **Target enrollment:** 330 (ACTUAL)
- **Last updated:** 2019-12-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02904421

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02904421, "6 Years Study on Changes in Bone Quality, Bone Turnover and Curve Severity in AIS With and Without Calcium and Vit-D Supplementation". Retrieved via MORVS 2026-11-02 from https://api.morvs.ai/clinical/NCT02904421. Licensed CC0.

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