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The Epidemiology of TST Change in Korea

A

Asan Medical Center

Status

Completed

Conditions

Tuberculosis
Latent Tuberculosis

Study type

Observational

Funder types

Other

Identifiers

NCT01850043
KoreanTSTtrends

Details and patient eligibility

About

TST will be analyzed in young general population in Korea. Young adults undertake TST as CDC recommendation. Participants with chest radiograph showing active TB lesion are excluded from this study.

Full description

Enroll criteria

  • A term of whole military conscripts per year in one Reserve Force Battalion
  • Military conscripts gather from all around area in Korea randomly
  • Each participant undertake a chest X-ray (CXR) and blood tests including human immunodeficiency virus (HIV) at the start of initiatory training.

Exclusion Criteria

  • Chest X-ray suggesting active TB
  • HIV positive in serology

Design

  • After giving informed consent, all participants receive one-step TST following standard procedures.
  • The largest transverse diameter of induration is measured 48-72hr after injection.
  • The investigator and these trained nurses were blinded to the status of their demographic characteristics.

Enrollment

5,552 patients

Sex

Male

Ages

18 to 29 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • Military Conscripts age 18-29 years old

Exclusion criteria

  • Chest X-ray suggests active TB
  • Positive HIV in serology

Trial design

5,552 participants in 1 patient group

Military Conscripts
Description:
A term of whole military conscripts per year in one Reserve Force Battalion. Military conscripts gather from all around area in Korea randomly

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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