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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT02152566
Registration number
NCT02152566
Ethics application status
Date submitted
29/05/2014
Date registered
2/06/2014
Date last updated
8/02/2016
Titles & IDs
Public title
Nasal High Flow Therapy for the Treatment of Respiratory Insufficiencies During Sleep
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Scientific title
Study of the Effects of Nasal High Flow Therapy as a Treatment Option for Patients With Respiratory Insufficiencies During Sleep.
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Secondary ID [1]
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CIA-117
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Sleep Disordered Breathing
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Congestive Heart Failure
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Condition category
Condition code
Respiratory
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Sleep apnoea
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Respiratory
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Other respiratory disorders / diseases
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Cardiovascular
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Coronary heart disease
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Cardiovascular
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Other cardiovascular diseases
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Devices - Nasal High flow therapy device
Experimental: Diagnostic PSG/PG, PSG w. nasal high flow therapy - All patients recruited will undergo a diagnostic sleep study, either a full in laboratory attended polysomnography (PSG), or an in-home polygraphy (PG). If respiratory insufficiencies with Cheyne-Stokes respiration (CSR) are detected, these patients will undergo an overnight in laboratory attended PSG on a nasal high flow therapy device to test the primary endpoint of this study. Patients without respiratory insufficiencies after the first PSG/PG will take no further part in the trial.
Treatment: Devices: Nasal High flow therapy device
Nasal high flow therapy via nasal cannula.
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Intervention code [1]
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Treatment: Devices
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Treatment Efficacy
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Assessment method [1]
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The primary endpoint of the trial is to the efficacy of using nasal high flow therapy to stabilize breathing, as measured by the breath flow signal from PSG.
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Timepoint [1]
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During 1 night of Sleep on PSG
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Eligibility
Key inclusion criteria
* Men and Women aged = 18 years
* Heart Failure from ischemic or non-ischemic dilated cardiomyopathy for = 6 months
* Left ventricular systolic dysfunction (LVEF =45% by echocardiography performed within 3 months of the screening visit, or if not within 3 months, a justification provided by the cardiologist for why a repeat echocardiography is not required, for example, because the subject's condition has remained stable since their echocardiography). All echocardiography must be within a maximum of 1 year of the screening visit.
* New York Heart Association Class II or III after optimization of medical therapy
* Stable Clinical Status on stable optimal medical therapy for = 1 month before entry
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Unstable angina
* Myocardial infarction within the last 12 months
* Cardiac surgery within the previous 6 months
* Pregnancy
* Unwilling or unable to provide informed consent
* Uncontrolled arrhythmias
* Severe valvular heart disease
* Current/prior use of mechanical ventilation (including CPAP). At the investigator's discretion.
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Study design
Purpose of the study
Other
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Allocation to intervention
NA
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Single group
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Other design features
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Phase
NA
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Stopped early
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/04/2014
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
1/08/2014
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Sample size
Target
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Accrual to date
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Final
6
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Recruitment in Australia
Recruitment state(s)
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Recruitment outside Australia
Country [1]
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New Zealand
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State/province [1]
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East Tamaki
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Country [2]
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New Zealand
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State/province [2]
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Otahuhu
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Fisher and Paykel Healthcare
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
Respiratory insufficiencies during sleep can lead to reductions in the level of oxygen in the blood during the night, which has been shown to contribute to a range of morbidities. The purpose of this study is to assess the possibility that a nasal high flow therapy device may be able to treat respiratory insufficiencies, by stabilizing breathing and preventing reduction in blood oxygen. Heart failure patients will be screened at a heart failure clinic, and will be asked to undergo an overnight sleep study to determine is they exhibit respiratory insufficiencies during sleep. This sleep study may be completed in the sleep laboratory (attended polysomnography, PSG) or in-home (in-home polygraphy, PG). If they are diagnosed with respiratory insufficiencies, they will be asked to attend further overnight studies to see if treatment with nasal high flow therapy can be used to stabilize breathing.
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Trial website
https://clinicaltrials.gov/study/NCT02152566
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Rachel Vicars, PhD - Eng
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Address
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Fisher & Paykel Healthcare
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results are available at
https://clinicaltrials.gov/study/NCT02152566
Download to PDF