NCT01850043

Brief Summary

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.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
5,552

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started May 2005

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 1, 2005

Completed
7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2012

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2012

Completed
1 year until next milestone

First Submitted

Initial submission to the registry

May 2, 2013

Completed
7 days until next milestone

First Posted

Study publicly available on registry

May 9, 2013

Completed
Last Updated

December 12, 2013

Status Verified

December 1, 2013

Enrollment Period

7 years

First QC Date

May 2, 2013

Last Update Submit

December 11, 2013

Conditions

TuberculosisLatent Tuberculosis

Outcome Measures

Primary Outcomes (1)

  • TST positivity TST rate

    Investigators measure induration size of tuberculin skin test 48 after tuberculin injection.

    Two days after tuberculin injection

Secondary Outcomes (1)

  • BCG scar rates

    The day of tuberculin injection

Study Arms (1)

Military Conscripts

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

Eligibility Criteria

Age18 Years - 29 Years
Sexmale
Healthy VolunteersYes
Age GroupsAdult (18-64)
Sampling MethodNon-Probability Sample
Study Population

A term of whole military conscripts per year

You may qualify if:

  • Military Conscripts age 18-29 years old

You may not qualify if:

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

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

The Korean Institute of Tuberculosis

Osong, North Chungcheong, 396-954, South Korea

Location

MeSH Terms

Conditions

TuberculosisLatent Tuberculosis

Condition Hierarchy (Ancestors)

Mycobacterium InfectionsActinomycetales InfectionsGram-Positive Bacterial InfectionsBacterial InfectionsBacterial Infections and MycosesInfectionsLatent Infection

Study Officials

  • HeeJin Kim, MD

    The Korean Institute of Tuberculosis

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
ECOLOGIC OR COMMUNITY
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assistant Professor

Study Record Dates

First Submitted

May 2, 2013

First Posted

May 9, 2013

Study Start

May 1, 2005

Primary Completion

May 1, 2012

Study Completion

May 1, 2012

Last Updated

December 12, 2013

Record last verified: 2013-12

Locations

KR(1)