# Study of Gene Polymorphisms Involved in the Metabolism and Action of Vitamin D in Amyotrophic Lateral Sclerosis

> **NCT02893605** · — · COMPLETED · sponsor: **Centre Hospitalier Universitaire de Nīmes** · enrollment: 800 (actual)

## Conditions studied

- Amyotrophic Lateral Sclerosis

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT02893605
- **Lead sponsor:** Centre Hospitalier Universitaire de Nīmes
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2014-03
- **Primary completion:** 2022-12-31
- **Final completion:** 2022-12-31
- **Target enrollment:** 800 (ACTUAL)
- **Last updated:** 2025-11-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02893605

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02893605, "Study of Gene Polymorphisms Involved in the Metabolism and Action of Vitamin D in Amyotrophic Lateral Sclerosis". Retrieved via AI Analytics 2026-07-19 from https://api.ai-analytics.org/clinical/NCT02893605. Licensed CC0.

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