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Conversion Rate of (TST) Tuberculin Skin Test and Quantiferon-TB Gold In Tube Assay in Health Care Workers

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT01376843
First Posted: June 20, 2011
Last Update Posted: March 6, 2013
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Yonsei University
  Purpose
The purpose of this study is to access conversion rate of TST (Tuberculin skin test) and Quantiferon-TB Gold In tube assay in health care workers.

Condition
Tuberculosis

Study Type: Observational
Study Design: Observational Model: Case-Crossover
Time Perspective: Prospective
Official Title: Conversion Rate of TST and Quantiferon-TB Gold In Tube Assay in Health Care Workers

Resource links provided by NLM:


Further study details as provided by Yonsei University:

Primary Outcome Measures:
  • conversion rate of latent tuberculosis infection in hospital workers [ Time Frame: 3months ]

Biospecimen Retention:   Samples Without DNA
whole blood for perfoming Quantiferon-TB Gold in tube assay

Enrollment: 53
Study Start Date: June 2011
Study Completion Date: May 2012
Primary Completion Date: May 2012 (Final data collection date for primary outcome measure)
Groups/Cohorts
Health care workers
health care workers who performed TST or Quantiferon-TB Gold In tube assay before

  Eligibility

Information from the National Library of Medicine

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Ages Eligible for Study:   20 Years to 75 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
health care workers who performed TST or Quantiferon-TB Gold In tube assay before
Criteria

Inclusion Criteria:

  • age 20-75, men and women
  • participant who was enrolled in the study of latent tuberculosis in health care worker (IRB No.4-2009-0187)
  • high risk or low risk health care worker who was performed TST or Quantiferon-TB Gold In tube assay before

Exclusion Criteria:

  • age < 20
  • person who don't agree with enrollment
  • illiterate
  • person who is diagnosed as active tuberculosis now
  • person who has history of hypersensitivity on PPD (tuberculin purified protein derivative)
  • pregnant woman
  • person who is treated as active tuberculosis
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01376843


Locations
Korea, Republic of
Severance Hospital
Seoul, Korea, Republic of, 120-752
Sponsors and Collaborators
Yonsei University
  More Information

Publications:
Responsible Party: Yonsei University
ClinicalTrials.gov Identifier: NCT01376843     History of Changes
Other Study ID Numbers: 4-2011-0161
First Submitted: June 16, 2011
First Posted: June 20, 2011
Last Update Posted: March 6, 2013
Last Verified: March 2013

Keywords provided by Yonsei University:
latent tuberculosis in health care workers

Additional relevant MeSH terms:
Tuberculosis
Mycobacterium Infections
Actinomycetales Infections
Gram-Positive Bacterial Infections
Bacterial Infections