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Trial registered on ANZCTR


Trial ID
ACTRN12605000226606
Ethics application status
Approved
Date submitted
25/08/2005
Date registered
26/08/2005
Date last updated
19/01/2006
Type of registration
Prospectively registered

Titles & IDs
Public title
High field functional magnetic resonance evaluation of load detection and compensation abnormalities in obstructive sleep apnea.
Scientific title
High field functional magnetic resonance evaluation of load detection and compensation abnormalities in obstructive sleep apnea.
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Obstructive sleep apnea. 312 0
Condition category
Condition code
Respiratory 356 356 0 0
Sleep apnoea

Intervention/exposure
Study type
Observational
Patient registry
Target follow-up duration
Target follow-up type
Description of intervention(s) / exposure
Nil
Intervention code [1] 255 0
None
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 412 0
Abnormalities of inspiratory resistive load detection and compensation
Timepoint [1] 412 0
Secondary outcome [1] 887 0
Functional magnetic resonance imaging abonormalities during inspiratory resistive load detection and compensation tasks.
Timepoint [1] 887 0

Eligibility
Key inclusion criteria
AHI > 30Percentage of total sleep time with saturations less than 90% > 15No other abnormalities of lung function No conditions which might lead to abnormalities of cerebral imaging.
Minimum age
Not stated
Maximum age
Not stated
Gender
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
No exclusion criteria

Study design
Purpose
Natural history
Duration
Cross-sectional
Selection
Convenience sample
Timing
Prospective
Statistical methods / analysis

Recruitment
Recruitment status
Not yet recruiting
Date of first participant enrolment
Anticipated
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)

Funding & Sponsors
Funding source category [1] 415 0
Government body
Name [1] 415 0
NHMRC
Address [1] 415 0
Country [1] 415 0
Australia
Primary sponsor type
Individual
Name
Fergal O'Donoghue
Address
Country
Secondary sponsor category [1] 335 0
Individual
Name [1] 335 0
Rob Pierce
Address [1] 335 0
Country [1] 335 0

Ethics approval
Ethics application status
Approved

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 35247 0
Address 35247 0
Country 35247 0
Phone 35247 0
Fax 35247 0
Email 35247 0
Contact person for public queries
Name 9444 0
Fergal O'Donoghue
Address 9444 0
Institute for Breathing and Sleep
Department of Respiratory and Sleep Medicine
Austin Health
Heidelberg VIC 3084
Country 9444 0
Australia
Phone 9444 0
+61 3 94963688
Fax 9444 0
+61 3 94965124
Email 9444 0
Fergal.O'Donoghue@austin.org.au
Contact person for scientific queries
Name 372 0
Fergal O'Donoghue
Address 372 0
Institute for Breathing and Sleep
Department of Respiratory and Sleep Medicine
Austin Health
Heidelberg VIC 3084
Country 372 0
Australia
Phone 372 0
+61 3 94963688
Fax 372 0
+61 3 94965124
Email 372 0
Fergal.O'Donoghue@austin.org.au