Safety and efficacy of the EC skin test to screen tuberculosis in two universities, compared with the tuberculin skin test: a double-blind, randomised, controlled trial

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000038622

Enrollment

Unknown

Registered

2020-09-26

Start date

2020-11-08

Completion date

Unknown

Last updated

2020-12-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

tuberculosis

Interventions

a:EC skin test

b:TB-PPD skin test

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. In September 2020, Xiangtan University and Hunan University of Science and Technology will be admitted as freshmen; 2. Willing to accept EC and TST testing; 3. Willing to provide information on past medical history.

Exclusion criteria

Exclusion criteria: 1. Those unable to participate in or complete all surveys and testing items; 2. Those who do not agree to participate in this project or cannot provide written informed consent; 3. Receive live vaccination or biological treatment within 4 weeks; 4. EC skin test suffers from acute infectious diseases (such as measles, whooping cough, influenza, pneumonia, etc.), acute otitis media, acute conjunctivitis, extensive skin diseases and allergies.

Design outcomes

Primary

Measure	Time frame
The positive rate of TST and EC in tuberculosis patients;	—

Secondary

Measure	Time frame
The effect of BCG vaccination on TST and EC skin test;	—

Countries

China

Contacts

Public ContactFang Zhixiong

Shanghai Public Health Clinical Center

fzx8214907@sina.com+86 13973285935

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 13, 2026