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Studies of Disorders and Mechanisms Related to Atrial Fibrillation Before and After DC-Conversion.

The recruitment status of this study is unknown. The completion date has passed and the status has not been verified in more than two years.
Verified June 2008 by Umeå University.
Recruitment status was:  Recruiting
Information provided by:
Umeå University Identifier:
First received: January 31, 2007
Last updated: July 1, 2008
Last verified: June 2008
The purpose of this study is to investigate if breathing disorders are related to atrial fibrillation and if it is possible to predict recurrence of atrial fibrillation after DC-conversion by changes in heart rate variability and 24 hour ECG.

Atrial Fibrillation

Study Type: Observational
Study Design: Time Perspective: Prospective
Official Title: Studies of Disorders and Mechanisms Related to Atrial Fibrillation Before and After DC-Conversion: Polysomnography, Heart Rate Variability and 24h Holter.

Resource links provided by NLM:

Further study details as provided by Umeå University:

Study Start Date: January 2007

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

Inclusion Criteria:

  • persistent atrial fibrillation
  • scheduled for electrical cardioversion

Exclusion Criteria:

  • known obstructive sleep apnea
  Contacts and Locations
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Please refer to this study by its identifier: NCT00429884

Contact: Niklas G Höglund, MD +46907852729
Contact: Steen M Jensen, MD, PhD +46907852729

Heart Centre, Umeå University Hospital Recruiting
Umeå, Sweden, 90185
Contact: Niklas Höglund, MD    +46907852729   
Sponsors and Collaborators
Umeå University
Principal Investigator: Steen M Jensen, MD, PhD Heart Centre, Umeå University Hospital
Principal Investigator: Niklas G Höglund, MD Heart Centre, Umeå University Hospital
Principal Investigator: Karl Franklin, MD, PhD Umeå University Hospital
  More Information Identifier: NCT00429884     History of Changes
Other Study ID Numbers: 05-027M
Study First Received: January 31, 2007
Last Updated: July 1, 2008

Keywords provided by Umeå University:
Atrial fibrillation

Additional relevant MeSH terms:
Atrial Fibrillation
Arrhythmias, Cardiac
Heart Diseases
Cardiovascular Diseases
Pathologic Processes processed this record on May 25, 2017