Active Screening of Latent Tuberculosis Infection in School Contacts of Active Tuberculosis Patients
Recruiting
Observational Study
Tuberculosis
Latent Tuberculosis Infection
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
At a Glance
- Age
- 13 and older
- Sex
- Any
- Study type
- Observational
- Participants needed
- 31,440 (estimated)
- Sponsor
- Huashan Hospital · Other
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About This Trial
The goal of this observational study is to investigate the proportion of Mycobacterium tuberculosis (MTB) infection in school contacts of active tuberculosis (ATB) patients. The main questions it aims to answer are: * the proportion of MTB infection among school contacts of ATB patients * risk factors related to tuberculosis (TB) infection * health economic evaluation of screening strategy
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* 13 years old or above;
* Students in junior middle school, high school and university;
* Close contact of school active tuberculosis case (e.g. in the same classroom, in the same dormitory);
* Himself/herself (together with his/her guardian for age under 18 years old) willing …
Contacts