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Vitamin D to Slow Progression of Knee Osteoarthritis

NCT00306774 · Status: COMPLETED · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 146

Last updated 2011-09-23

No results posted yet for this study

Summary

Knee osteoarthritis (OA) is a common and disabling health problem in older adults and for which there is no cure. The purpose of this study is to determine the effects of vitamin D on knee OA symptoms and physical function in adults aged 45 years and older.

Conditions

  • Osteoarthritis, Knee

Interventions

DIETARY_SUPPLEMENT

Vitamin D (cholecalciferol)

2,000 IU vitamin D capsule per day for 2 years

DIETARY_SUPPLEMENT

Placebo

Placebo capsule per day for 2 years

Sponsors & Collaborators

  • National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)

    collaborator NIH

  • Office of Dietary Supplements (ODS)

    collaborator NIH

  • Tufts Medical Center

    lead OTHER

Principal Investigators

  • Timothy E. McAlindon, MD, MPH · Tufts Medical Center

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
45 Years
Max Age
90 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2006-03-31
Primary Completion
2009-06-30
Completion
2009-06-30

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00306774 on ClinicalTrials.gov