Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Terminated No phase listed Observational

COPD Exacerbation Blood and Urine Biomarkers Study

ClinicalTrials.gov ID: NCT03823443

Public ClinicalTrials.gov record NCT03823443. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 5, 2026, 6:37 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This will be a prospective study examining serum levels of MMP-13 and alpha-1 antitrypsin as well as other biomarkers as well as urine biomarkers of smoking status and collagen degradation in the COPD patient population. Serum and urine biomarkers at baseline and after COPD exacerbations will be assessed against change in lung function as measured by pulmonary function testing.

Study identification

NCT ID
NCT03823443
Recruitment status
Terminated
Study type
Observational
Phase
Not listed
Lead sponsor
Columbia University
Other
Enrollment
7 participants

Conditions and interventions

Eligibility (public fields only)

Age range
35 Years to 80 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 6, 2018
Primary completion
Aug 21, 2019
Completion
Jan 7, 2021
Last update posted
Jun 3, 2024

2018 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Columbia University Medical Center New York New York 10032

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03823443, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 3, 2024 · Synced Sep 5, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03823443 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →