# The Effectiveness of Vitamin D Supplementation in Patients With End-stage Knee Osteoarthritis

> **NCT05981534** · NA · UNKNOWN · sponsor: **Chinese University of Hong Kong** · enrollment: 56 (estimated)

## Conditions studied

- Vitamin D Deficiency
- Sarcopenia
- Knee Osteoarthritis

## Interventions

- **DRUG:** Vitamin D
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT05981534
- **Lead sponsor:** Chinese University of Hong Kong
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2024-03-17
- **Primary completion:** 2025-06-30
- **Final completion:** 2025-11-30
- **Target enrollment:** 56 (ESTIMATED)
- **Last updated:** 2024-03-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05981534

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05981534, "The Effectiveness of Vitamin D Supplementation in Patients With End-stage Knee Osteoarthritis". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05981534. Licensed CC0.

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