Active Screening of Latent Tuberculosis Infection in School Contacts of Active Tuberculosis Patients

Recruiting now

Conditions studied: Tuberculosis, Latent Tuberculosis Infection

In brief

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

Key facts

Study ID

NCT06033807

Run by

Huashan Hospital

People needed

31440

Starts

2023-09-01

Expected to finish

2025-12-31

Last updated by the study team

2025-04-01

Who can join

Age: 13 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• 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 to participate in trial and sign informed consent.

You may not qualify if…

• Current clinical or sputum culture confirmed active tuberculosis
• Have completed a full course of treatment for ATB or LTBI

Where it is running

• Xinpu New Area Center of Disease Control — Zunyi, Guiyang, China (enrolling)
• Dafang Center for Disease Control and Prevention — Bijie, Guizhou, China (enrolling)
• Qixingguan Center for Disease Control and Prevention — Bijie, Guizhou, China (enrolling)
• Nayong Center for Disease Control and Prevention — Bijie, Guizhou, China (enrolling)
• Hezhang Center for Disease Control — Bijie, Guizhou, China (enrolling)
• Jinsha Center for Disease Control — Bijie, Guizhou, China (enrolling)
• Qianxi Center of Disease Control — Bijie, Guizhou, China (enrolling)
• Weining Center of Disease Control — Bijie, Guizhou, China (enrolling)
• Zhijin Center of Disease Control — Bijie, Guizhou, China (enrolling)
• Liping Center for Disease Control and Prevention — Linping, Guizhou, China (enrolling)
• Liuzhi Special District Center of Disease Control — Liupanshui, Guizhou, China (enrolling)
• Panzhou Center of Disease Control — Liupanshui, Guizhou, China (enrolling)
• Shuicheng District Center of Disease Control — Liupanshui, Guizhou, China (enrolling)
• Cengong Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Congjiang Ceter of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Danzhai Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Huangping Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Jianhe Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Jinping Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Kaili Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Leishan Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Majiang Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Rongjiang Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Sansui Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)
• Shibing Center of Disease Control — Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, China (enrolling)

Full record on ClinicalTrials.gov

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