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Note: This record shows only 22 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register.
Register: ClinicalTrials.gov
Last refreshed on: 12 December 2020
Main ID:  NCT02262871
Date of registration: 07/10/2014
Prospective Registration: Yes
Primary sponsor: St. Michael's Hospital, Toronto
Public title: HFN Versus NIV in Cystic Fibrosis. The HIFEN Study
Scientific title: Randomized Cross-over Physiologic Study of High Flow Nasal Oxygen Cannula Versus Non-invasive Ventilation in Cystic Fibrosis. The HIFEN Study
Date of first enrolment: December 2014
Target sample size: 15
Recruitment status: Completed
URL:  https://clinicaltrials.gov/show/NCT02262871
Study type:  Interventional
Study design:  Allocation: Randomized. Intervention model: Crossover Assignment. Primary purpose: Treatment. Masking: None (Open Label).  
Phase:  N/A
Countries of recruitment
Canada
Contacts
Name:     Laurent Brochard, Dr.
Address: 
Telephone:
Email:
Affiliation:  St. Michael's Hospital, Toronto
Key inclusion & exclusion criteria

Inclusion criteria:

- Age = 18 years

- Cystic fibrosis as defined by clinical features in conjunction with 2 CF causing
mutations and/or 2 sweat tests with sweat chloride > 60 mmol/l

- Clinical indication for NIV based on at least one of the following criteria:

- Signs of clinical respiratory distress - RR > 24/min, accessory muscle use, or
increased dyspnea

- Progressive increase in arterial PCO2

- Nocturnal hypoventilation treated by NIV but requiring daytime NIV because of
clinical worsening

Exclusion criteria:

- Active massive hemoptysis

- Pneumothorax with pleural drainage and persistent air leak

- Hemodynamic instability requiring vasopressors

- Uncooperative

- Recent upper airway or esophageal surgery

- Patients with skin or chest wall or abdominal trauma



Age minimum: 18 Years
Age maximum: N/A
Gender: All
Health Condition(s) or Problem(s) studied
Cystic Fibrosis
Intervention(s)
Device: High flow nasal oxygen cannula
Device: Noninvasive ventilation
Primary Outcome(s)
The decrease of diaphragmatic workload (thickening fraction of the diaphragm) [Time Frame: 30 minutes]
Secondary Outcome(s)
Electromyographic activity of the diaphragm [Time Frame: 30 minutes]
Gas exchange [Time Frame: 30 minutes]
Respiratory parameters [Time Frame: 30 minutes]
Secondary ID(s)
REB14-338
Source(s) of Monetary Support
Please refer to primary and secondary sponsors
Secondary Sponsor(s)
Ethics review
Results
Results available:
Date Posted:
Date Completed:
URL:
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