# The Prevalence of Vitamin D Deficiency in Patients With Alzheimer's Disease

> **NCT01420315** · — · COMPLETED · sponsor: **Saglik Bilimleri Universitesi Gulhane Tip Fakultesi** · enrollment: 502 (actual)

## Conditions studied

- Alzheimer's Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01420315
- **Lead sponsor:** Saglik Bilimleri Universitesi Gulhane Tip Fakultesi
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2011-08
- **Primary completion:** 2012-08
- **Final completion:** 2012-08
- **Target enrollment:** 502 (ACTUAL)
- **Last updated:** 2013-02-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01420315

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01420315, "The Prevalence of Vitamin D Deficiency in Patients With Alzheimer's Disease". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01420315. Licensed CC0.

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