Using an iPhone ECG to Monitor the QT Interval on Dofetilide and Sotalol Patients



Status:Completed
Conditions:Cardiology
Therapuetic Areas:Cardiology / Vascular Diseases
Healthy:No
Age Range:18 - Any
Updated:7/11/2015
Start Date:September 2013
End Date:September 2015
Contact:Paul J Garabelli, MD
Email:pgarabel@ouhsc.edu
Phone:4052719696

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Clinical Validation of an iPhone ECG System, QT Substudy

This study will validate the recording accuracy of a specific electrical interval of the
heart, the QT interval, between an iPhone rhythm strip recording and a traditional 12-lead
electrocardiogram (ECG). These measurements will occur in hospitalized patients that are
starting either sotalol or dofetilide, since both of these medications can prolong the QT
interval.

Patients that were already selected to begin either dofetilide or sotalol in the hospital,
will be included in the study. Patients will receive an ECG before and 2 hours after each
dose of the medication, which is done to monitor the QT interval. In addition, patients
that consent to participate in the study will have an iPhone ECG recording taken in lead
positions that correspond to leads I,II, and III.

These recordings will be compared and analyzed to assess the accuracy of the QT interval
recordings between the two methods.

Inclusion Criteria:

- initiation of sotalol or dofetilide

- inpatient at University hospital

Exclusion Criteria:

- none
We found this trial at
1
site
940 NE 13th St
Oklahoma City, Oklahoma 73190
(405) 271-6458
University of Oklahoma Health Sciences Center The OU Health Sciences Center is composed of seven...
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from
Oklahoma City, OK
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