Diagnosis of Latent Tuberculosis(TB) Infection in Health Care Workers Using TST and Whole Blood Interferon-γ Assay

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. Identifier: NCT00962793
Recruitment Status : Completed
First Posted : August 20, 2009
Last Update Posted : August 20, 2009
Information provided by:
Yonsei University

Brief Summary:
The investigators think that the health care workers who contact frequently with active tuberculosis patients have more increased prevalence of LTBI compared with those who don't.

Condition or disease

Study Type : Observational
Time Perspective: Prospective

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Tuberculosis
U.S. FDA Resources

Information from the National Library of Medicine

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Ages Eligible for Study:   20 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Sampling Method:   Probability Sample
Study Population
latent tuberculosis prevalence of health care workers

Inclusion Criteria:

  • health care workers

Exclusion Criteria:

  • active pulmonary tuberculosis
  • previous Tuberculosis history
  • below 20 years old
  • history of hypersensitivity about PPD
  • pregnant Identifier: NCT00962793     History of Changes
Other Study ID Numbers: 4-2009-0187
First Posted: August 20, 2009    Key Record Dates
Last Update Posted: August 20, 2009
Last Verified: August 2009

Keywords provided by Yonsei University:
latent tuberculosis prevalence of health care workers

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