The Impact of Vitamin D on Tuberculosis Among Koreans

January 3, 2014 updated by: Jae-Joon Yim, Seoul National University Hospital

The Impact of Vitamin D Level and Single Nucleotide Polymorphisms of Vitamin D Receptor Gene on the Development and Treatment Response of Tuberculosis

Vitamin D has been regarded to be beneficial to tuberculosis (TB) patients. The aim of this study is to elucidate the role of vitamin D deficiency in development and treatment outcomes among Korean TB patients. Furthermore, the impact of genotypes of vitamin D receptor gene on TB development will also be evaluated.

Study Overview

Status

Completed

Conditions

Study Type

Observational

Enrollment (Actual)

203

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Korea, Republic of
      • Seoul, Korea, Republic of, 110-744
        • Seoul National University Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

20 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Sampling Method

Probability Sample

Study Population

Patients diagnosed and treated as having a TB in Seoul National University Hospital

Description

Inclusion Criteria:

  • older than 19 years
  • diagnosed and treated having a tuberculosis

Exclusion Criteria:

  • positive HIV antibody

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Patients with TB
People without TB

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Prevalence of Vitamin D Deficiency
Time Frame: At enrollment
At enrollment
Median 25-OHD Level
Time Frame: August 2010 to March 2011
August 2010 to March 2011

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Seoul National University Hospital

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 2010

Primary Completion (Actual)

March 1, 2011

Study Completion (Actual)

April 1, 2011

Study Registration Dates

First Submitted

June 3, 2010

First Submitted That Met QC Criteria

June 3, 2010

First Posted (Estimate)

June 4, 2010

Study Record Updates

Last Update Posted (Estimate)

February 24, 2014

Last Update Submitted That Met QC Criteria

January 3, 2014

Last Verified

January 1, 2014

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • H-0911-066-301

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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