Trials / Completed
CompletedNCT03054116
Airflow Perturbation Device (APD) for the Evaluation of Pulmonary and Sleep Disorders
- Status
- Completed
- Phase
- —
- Study type
- Observational
- Enrollment
- 199 (actual)
- Sponsor
- Walter Reed National Military Medical Center · Federal
- Sex
- All
- Age
- 18 Years
- Healthy volunteers
- Accepted
Summary
In a prospective, observational study the investigators compared resistance values measured using the airway perturbation device (APD) to impulse oscillometry and spirometry. The investigators also created reference equations for normal APD resistance ranges using the data from clinically normal volunteers.
Conditions
Interventions
| Type | Name | Description |
|---|---|---|
| DIAGNOSTIC_TEST | Airflow pertubation device | Participants have airway resistance measured at the mouth by tidal breathing into a mouth-piece connected to the airflow perturbation device. |
Timeline
- Start date
- 2013-04-01
- Primary completion
- 2014-08-31
- Completion
- 2014-08-31
- First posted
- 2017-02-15
- Last updated
- 2017-02-23
Source: ClinicalTrials.gov record NCT03054116. Inclusion in this directory is not an endorsement.