New TB skin test shows promise for seniors in landmark trial

NCT ID NCT05899179

Completed Diagnosis Sponsor: Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd. Source: ClinicalTrials.gov ↗

First seen May 06, 2026 · Last updated May 06, 2026

Summary

This study tested a new skin test called EC to see if it can accurately detect tuberculosis (TB) infection in people aged 65 and older. Researchers compared the EC test with standard tests in 780 participants, including those with active TB, other lung diseases, and healthy volunteers. The goal was to see if the EC test is a safe and reliable way to diagnose latent TB in older adults.

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Contacts and locations

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Locations

Anhui Chest Hospital

Hefei, Anhui, China
Changsha Central Hospital

Changsha, Hunan, China
Guangzhou Municipal Hospital of Chest Medicine

Guangzhou, Guangdong, China
LiuZhou People's Hospital

Liuzhou, Guangxi, China
The First Affiliated Hospital of Bengbu Medical University

Bengbu, Anhui, China
The Third People's Hospital Of Shenzhen

Shenzhen, Guangdong, China
Wuhan Institute for Tuberculosis Control

Wuhan, China
Wuxi NO.5 People's Hospital

Wuxi, Jiangsu, China

Conditions

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LATENT TUBERCULOSIS INFECTION