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Pulmonary Disease, Chronic ObstructiveCOPDNCT02826954

The Nasal Airway in Chronic Obstructive Pulmonary Disease

An observational study of Pulmonary Disease, Chronic Obstructive, run by Norwegian University of Science and Technology at 1 site in Norway.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study is based on the theory of a "unified airway" that considers the nose and paranasal sinuses together with lower airways as one integrated unit. The upper and lower respiratory tracts function as an interdependent physiologic mechanism, and stimuli that trigger changes in one portion of the airway, can provoke… Read more about this study

Who is it for?
Ages 40 to 80 yearsHealthy volunteers can take part
Conditions the study is for
Pulmonary Disease, Chronic Obstructive
What is being tested?
Upper airway assessment, including nasal biopsy
How many people
200 participants
Where
1 siteNorway
Study dates
Feb 2016to Nov 2017
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 40 to 80 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Study population: patients diagnosed with chronic obstructive pulmonary disease (COPD) in St Olavs Hospital, Trondheim, Norway, and healthy participants matched in age and sex.

Who may be able to join

  • Diagnosis of COPD: all stages
  • Healthy individuals for the control group

Who cannot join

  • asthma
  • systemic disease such as Cystic Fibrosis, Kartagener syndrome, sarcoidosis
  • upper airway infection during the last 2 weeks
  • COPD exacerbation during the last 6 weeks
  • previous surgery in the nose and paranasal sinuses
  • ongoing treatment for malignant disease
  • severe depression, Alzheimers disease and Parkinson's disease
  • pregnancy or nursing

Trial locations and contacts

1 site in 1 country.

Norway1 site
  • St. Olavs Hospital

    Trondheim

Other trials in Norway

About this study

The study is based on the theory of a "unified airway" that considers the nose and paranasal sinuses together with lower airways as one integrated unit. The upper and lower respiratory tracts function as an interdependent physiologic mechanism, and stimuli that trigger changes in one portion of the airway, can provoke similar changes throughout the airway. This is well documented in asthmatic patients but documented poorly in patients suffering from chronic obstructive lung disease (COPD).

COPD is associated with sinonasal symptoms and decreased quality of life. Although nasal involvement has been found to directly affect the lower airway, sinonasal disease is under-diagnosed and under-treated in patients with COPD. This study is embedded in a larger project where the goal is to gain knowledge supporting the theory of a "unified airway" in patients with COPD.

Here sinonasal, pulmonary and generic health related quality of life will be studied in a group of patients with COPD versus a control group. The severity of nasal airway obstruction will be linked to the the severity of pulmonary airway obstruction. Assessment of pathological changes in the nose with nasal endoscopy, as well as performing a nasal cytological brushing for the identification of nasal inflammatory responses in the nose, will be conducted in both the control and study group.

Being tested
Upper airway assessment, including nasal biopsy
Keywords
Paranasal Sinus Diseases, Nasal Obstruction
Medical subject headings
Pulmonary Disease, Chronic Obstructive, Paranasal Sinus Diseases, Nasal Obstruction

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Upper airway assessment, including nasal biopsyOther

Study groups in NCT02826954
Study groupRoleWhat they receive
COPD patientsSelf administered questionnaires regarding sinonasal and lung symptoms, quality of life as well as symptoms of depression and anxiety. Lower airway assessment using Spirometry with reversibility Upper airway assessment using Acoustic Rhinometry, Rhinomanometry and Peak nasal Inspiratory Flow Nasal biopsy using a nasal brush Nasal endoscopy Allergic prick-test
Receives: Other: Upper airway assessment, including nasal biopsy
Healthy subjectsSelf administered questionnaires regarding sinonasal and lung symptoms, quality of life as well as symptoms of depression and anxiety. Lower airway assessment using Spirometry with reversibility Upper airway assessment using Acoustic Rhinometry, Rhinomanometry and Peak nasal Inspiratory Flow Nasal biopsy using a nasal brush Nasal endoscopy Allergic prick-test
Receives: Other: Upper airway assessment, including nasal biopsy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. pathological changes in the nose assessed with nasal endoscopy

    Measured: 4 hours

  2. inflammatory responses in the nose identified by nasal cytological brushing

    Measured: 4 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted11 Jul 2016 (estimated)
  2. Study startFeb 2016
  3. Primary completionNov 2017
  4. Study completionNov 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case-control
Time perspective
Cross-sectional
Enrolment
200 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02826954
Sponsor's protocol ID
2015/2017
Acronym
COPD
Status last verified
Mar 2019
First submitted
25 May 2016
Last updated
13 Mar 2019
Results posted
No
Data monitoring committee
No
Individual data sharing
No: Biobank 1

Questions about this trial

What is this clinical trial studying?

An observational study of Pulmonary Disease, Chronic Obstructive, run by Norwegian University of Science and Technology at 1 site in Norway.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 13 Mar 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Norway. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

pathological changes in the nose assessed with nasal endoscopy (time frame: 4 hours). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 Mar 2019.

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