NCT00280800|Completed
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Sponsor study identifier
interventional
208
1 country
1
Study Start
January 2006
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
December 2013
Actual (reported)Study Completion
March 2014
Actual (reported)Hypothesis: Computer controlled continuous positive airway pressure (autoCPAP) is equally effective in improving obstructive sleep apnea syndrome symptoms, breathing disturbances, objective vigilance, and it is cost-effective compared to conventional fixed continuous positive airway pressure.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
March 2014
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
January 2006
Date type not reportedThis date has not been verified as actual or estimated.
January 20, 2006
Actual (reported)January 23, 2006
Actual (reported)December 2013
Actual (reported)March 2014
Actual (reported)subjective sleepiness and other OSAS symptoms
3 months, 1 year, 2 years
quality of life
3 months, 1 year, 2 years
percentage of withdrawal and cross-over to other CPAP mode
3 months, 1 year, 2 years
objective vigilance
3 months, 1 year, 2 years
blood pressure
3 months, 1 year, 2 years
major outcomes in subgroups of patients with severe and mild OSAS
3 months, 1 year, 2 years
circulating markers of inflammation and cardiovascular risk
3 months, 1 year, 2 years
side effects
3 months, 1 year, 2 years
nocturnal respiratory disturbances
3 months, 1 year, 2 years
treatment adherence
3 months, 1 year, 2 years
constant CPAP
automatic CPAP
different CPAP mode
different CPAP mode
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Pulmonary Division and Sleep Disorders Center, University Hospital of Zurich
Zurich, CH-8091, Switzerland
Crook S, Sievi NA, Bloch KE, Stradling JR, Frei A, Puhan MA, Kohler M. Minimum important difference of the Epworth Sleepiness Scale in obstructive sleep apnoea: estimation from three randomised controlled trials. Thorax. 2019 Apr;74(4):390-396. doi: 10.1136/thoraxjnl-2018-211959. Epub 2018 Aug 12.
Bloch KE, Huber F, Furian M, Latshang TD, Lo Cascio CM, Nussbaumer-Ochsner Y, Senn O, Russi EW, Kohler M, Schoch OD, Turk A, Imhof E, Laube I, Matthews F, Thurnheer R. Autoadjusted versus fixed CPAP for obstructive sleep apnoea: a multicentre, randomised equivalence trial. Thorax. 2018 Feb;73(2):174-184. doi: 10.1136/thoraxjnl-2016-209699. Epub 2017 Oct 5.
Konrad E Bloch, MD
Pulmonary Division and Sleep Disorders Center, University Hospital of Zürich, Switzerland
208 participants (actual enrollment reported by the registry).
First Submitted
January 20, 2006
First Posted
January 23, 2006
Study Start
January 2006
Date type not reportedThis date has not been verified as actual or estimated.
cost/utility ratios
3 months, 1 year, 2 years
Contact the study team to confirm eligibility.
Primary Completion
December 2013
Actual (reported)Study Completion
March 2014
Actual (reported)Last Updated
October 30, 2017
Record last verified: 2017-10
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Source: ClinicalTrials.gov.
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