Registry of healthy controls for respiratory diseases

The Registry of Controls for Respiratory Diseases

Seoul National University Hospital · NCT03120481

This study is collecting health information from healthy volunteers to help researchers better understand respiratory diseases like asthma and COPD by comparing it to data from patients with these conditions.

Quick facts

Study typeObservational
Enrollment1572 (estimated)
Ages19 Years to 90 Years
SexAll
SponsorSeoul National University Hospital (other)
Locations1 site (Seoul, Seoul)
Trial IDNCT03120481 on ClinicalTrials.gov

What this trial studies

This study involves the collection of data from healthy volunteers who undergo routine health check-ups at Seoul National Hospital Healthcare System Gangnam Center. Participants complete baseline questionnaires and provide blood samples, ensuring they have no significant respiratory symptoms or radiographic abnormalities. The data collected will serve as a control group for comparison with patients suffering from various respiratory diseases, including Chronic Obstructive Pulmonary Disease and Asthma. The aim is to enhance understanding of these conditions by establishing a baseline of healthy individuals.

Who should consider this trial

Good fit: Ideal candidates for this study are healthy individuals aged 19-90 who have undergone a health check-up and have no significant respiratory symptoms.

Not a fit: Patients with significant respiratory symptoms or abnormalities on chest radiography will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide valuable insights into respiratory diseases by establishing a clear comparison between healthy individuals and those affected by these conditions.

How similar studies have performed: While this approach of using healthy controls is common, the specific registry for these respiratory diseases may provide novel insights depending on the data collected.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 19-90 years old male and female
* underwent health check-up including chest radiography
* obtained informed consent

Exclusion Criteria:

* those who showed a significant abnormal finding of chest radiography
* those who reported a significant respiratory symptoms

Where this trial is running

Seoul, Seoul

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Chronic Obstructive Pulmonary Disease, Asthma, Idiopathic Pulmonary Fibrosis, Nontuberculous Mycobacterium Infection, Bronchiectasis, Lung Cancer

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.