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Optimisation of Cardiac Resynchronisation Therapy by Non-invasive Cardiac Output - The CHOICE2 Study (CHOICE2)

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 January 2010 by University of Dundee.
Recruitment status was:  Not yet recruiting
Information provided by:
University of Dundee Identifier:
First received: January 22, 2010
Last updated: NA
Last verified: January 2010
History: No changes posted
An evaluation of the role of resting and exercise cardiac output measurement, by the inert gas rebreathing method, in optimisation of patients with cardiac resynchronisation pacemakers.

Condition Intervention
Heart Failure
Cardiac Resynchronisation Pacemakers
Device: Optimisation of VV delay

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Single Group Assignment
Masking: Double Blind (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: Optimisation of Cardiac Resynchronisation Therapy by Non-invasive Cardiac Output - The CHOICE2 Study

Further study details as provided by University of Dundee:

Primary Outcome Measures:
  • 6 minute hall walk test [ Time Frame: 4 months ]

Secondary Outcome Measures:
  • Echocardiographic measures of desynchrony [ Time Frame: 3 months ]

Estimated Enrollment: 40
Study Start Date: February 2010
Estimated Study Completion Date: February 2011
Estimated Primary Completion Date: February 2011 (Final data collection date for primary outcome measure)
Intervention Details:
    Device: Optimisation of VV delay
    Programmed VV delay altered on device

Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Cardiac Resynchronization Device in situ for Heart Failure

Exclusion Criteria:

  • Unable to cope with mouthpiece
  • Estimated life expectancy < 6 months
  Contacts and Locations
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Please refer to this study by its identifier: NCT01055210

United Kingdom
University of Dundee Not yet recruiting
Dundee, United Kingdom
Contact: Anna Maria Choy    01382 632108   
Principal Investigator: Anna Maria Choy         
Sponsors and Collaborators
University of Dundee
Principal Investigator: Anna- Maria Choy University of Dundee
  More Information

Responsible Party: Dr. Anna Maria Choy, University of Dundee Identifier: NCT01055210     History of Changes
Other Study ID Numbers: ELD002
Study First Received: January 22, 2010
Last Updated: January 22, 2010

Keywords provided by University of Dundee:
Heart Failure

Additional relevant MeSH terms:
Heart Failure
Heart Diseases
Cardiovascular Diseases processed this record on May 25, 2017