NCT00005511|Completed
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Sponsor study identifier
Secondary identifiers
NIH
observational
N/A
0 countries
N/A
Study Start
September 1998
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
August 2003
Actual (reported)Study Completion
Not reported
Date not reportedTo determine intermediate traits for sleep apnea in a case-control study.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
Not reported
Date not reportedClick on a node to explore related trials.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
September 1998
Date type not reportedThis date has not been verified as actual or estimated.
May 25, 2000
Actual (reported)May 26, 2000
Actual (reported)August 2003
Actual (reported)Contact the study team to discuss eligibility requirements. They can help determine if this study is right for you.
Schellenberg JB, Maislin G, Schwab RJ. Physical findings and the risk for obstructive sleep apnea. The importance of oropharyngeal structures. Am J Respir Crit Care Med. 2000 Aug;162(2 Pt 1):740-8. doi: 10.1164/ajrccm.162.2.9908123.
Welch KC, Foster GD, Ritter CT, Wadden TA, Arens R, Maislin G, Schwab RJ. A novel volumetric magnetic resonance imaging paradigm to study upper airway anatomy. Sleep. 2002 Aug 1;25(5):532-42.
Richard. Schwab
University of Pennsylvania
First Submitted
May 25, 2000
First Posted
May 26, 2000
Study Start
September 1998
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
August 2003
Actual (reported)Schwab RJ. Imaging for the snoring and sleep apnea patient. Dent Clin North Am. 2001 Oct;45(4):759-96.
Schwab RJ, Pasirstein M, Pierson R, Mackley A, Hachadoorian R, Arens R, Maislin G, Pack AI. Identification of upper airway anatomic risk factors for obstructive sleep apnea with volumetric magnetic resonance imaging. Am J Respir Crit Care Med. 2003 Sep 1;168(5):522-30. doi: 10.1164/rccm.200208-866OC. Epub 2003 May 13.
Last Updated
January 20, 2016
Record last verified: 2016-01
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