# Vitamin D Supplementation in Older Women

> **NCT00472823** · NA · COMPLETED · sponsor: **Creighton University** · enrollment: 273 (actual)

## Conditions studied

- Osteoporosis
- Aging

## Interventions

- **DIETARY_SUPPLEMENT:** Vitamin D3
- **DIETARY_SUPPLEMENT:** Calcium Citrate (Citracal)

## Key facts

- **NCT ID:** NCT00472823
- **Lead sponsor:** Creighton University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-04
- **Primary completion:** 2011-08
- **Final completion:** 2011-08
- **Target enrollment:** 273 (ACTUAL)
- **Last updated:** 2016-03-14

## Collaborators

- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00472823

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00472823, "Vitamin D Supplementation in Older Women". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT00472823. Licensed CC0.

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