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Indoor Temperature and Sleep Apnea

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ClinicalTrials.gov Identifier: NCT00544752
Recruitment Status : Completed
First Posted : October 16, 2007
Last Update Posted : April 14, 2011
Sponsor:
Collaborator:
Swedish Heart Lung Foundation
Information provided by:
Umeå University

Study Description
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Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information
Brief Summary:
The purpose of this study is to test whether different indoor temperature affect the frequency of sleep apnea.

Condition or disease Intervention/treatment Phase
Obstructive Sleep Apnea Other: 16 Other: indoor temperature of 20 degrees celcius Other: indoor temperature of 24 degrees celcius Not Applicable

Study Design
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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 40 participants
Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Prevention
Official Title: Indoor Temperature and Sleep Apnea
Study Start Date : January 2005
Actual Primary Completion Date : December 2010
Actual Study Completion Date : January 2011

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Sleep Apnea
U.S. FDA Resources

Arms and Interventions
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Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information

Arm Intervention/treatment
Experimental: 16
indoor temperature of 16 degrees celcius
 Other: 16
indoor temperature of 16 degrees celcius
Experimental: 20
indoor temperature 20 degrees celcius
 Other: indoor temperature of 20 degrees celcius
indoor temperature of 20 degrees celcius
Experimental: 24
indoor temperature of 24 degrees celcius
 Other: indoor temperature of 24 degrees celcius
indoor temperature of 24 degrees celcius


Outcome Measures
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Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information

Primary Outcome Measures :
  1. Apnea hypopnea index, karolinska sleepiness scale [ Time Frame: one night ]

Secondary Outcome Measures :
  1. Sleep stages, sleep efficiency [ Time Frame: One night ]

Eligibility Criteria
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Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information

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Ages Eligible for Study:   Child, Adult, Senior
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Obstructive sleep apnea

Exclusion Criteria:

  • Central sleep apnea
Contacts and Locations
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Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00544752


Locations
Sweden
Dept of respiratory medicine
Umeå, Sweden, SE 901 85
Sponsors and Collaborators
Umeå University
Swedish Heart Lung Foundation
Investigators
Principal Investigator: Karl A Franklin, MD, PhD Dept Respiratory Medicine, University Hospital, Umeå
More Information
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Study Description Study Design Arms and Interventions Outcome Measures Eligibility Criteria Contacts and Locations More Information

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):

Responsible Party: Ass Prof Karl Franklin, Umeå University
ClinicalTrials.gov Identifier: NCT00544752     History of Changes
Obsolete Identifiers: NCT01315600
Other Study ID Numbers: 03-563
First Posted: October 16, 2007    Key Record Dates
Last Update Posted: April 14, 2011
Last Verified: April 2011

Keywords provided by Umeå University:
sleep apnea syndromes, ambient indoor temperature

Additional relevant MeSH terms:
Apnea
Sleep Apnea Syndromes
Sleep Apnea, Obstructive
Respiration Disorders
Respiratory Tract Diseases
Signs and Symptoms, Respiratory
 Signs and Symptoms
Sleep Disorders, Intrinsic
Dyssomnias
Sleep Wake Disorders
Nervous System Diseases