Journal of Electrocardiology
Volume 42, Issue 6 , Pages 505-510 , November 2009

Intracardiac QT variability in patients with structural heart disease on class III antiarrhythmic drugs

  • Larisa G. Tereshchenko, MD, PhD

      Affiliations

    • The Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Baltimore, MD, USA
    • Cardiovascular Division, Washington University School of Medicine, St. Louis, MO, USA
    • Corresponding Author InformationCorresponding author. The Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Carnegie 592, 600 N. Wolfe St., Baltimore, MD 21287, USA.
    • ,
  • Barry J. Fetics, MS

      Affiliations

    • The Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Baltimore, MD, USA
    • ,
  • Ronald D. Berger, MD, PhD

      Affiliations

    • The Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Baltimore, MD, USA

Received 23 April 2009

  • Image Result

    Kaplan-Meier curves for freedom from all VT/VF events (A) and FVA (B) in patients not on class III AADs, with the highest QTVI quartile (QTVI ≥ 0.1) and those with the lower 3 QTVI quartiles on NF RV

    Kaplan-Meier curves for freedom from all VT/VF events (A) and FVA (B) in patients not on class III AADs, with the highest QTVI quartile (QTVI ≥ 0.1) and those with the lower 3 QTVI quartiles on NF RV EGM (QTVI < 0.1).

  • Image Result
    Kaplan-Meier curves for freedom from all VT/VF events (A) and FVA (B) in patients on class III AADs for atrial fibrillation control, with the highest QTVI quartile (QTVI ≥ 0.1) and those with the lowe

    Kaplan-Meier curves for freedom from all VT/VF events (A) and FVA (B) in patients on class III AADs for atrial fibrillation control, with the highest QTVI quartile (QTVI ≥ 0.1) and those with the lower 3 QTVI quartiles on NF RV EGM (QTVI < 0.1).

  • Image Result
    Kaplan-Meier curves for freedom from all VT/VF events (A) and FVA (B) in patients on class III AADs for VT control, with the highest QTVI quartile (QTVI ≥ 0.1) and those with the lower 3 QTVI quartile

    Kaplan-Meier curves for freedom from all VT/VF events (A) and FVA (B) in patients on class III AADs for VT control, with the highest QTVI quartile (QTVI ≥ 0.1) and those with the lower 3 QTVI quartiles on NF.

PII: S0022-0736(09)00323-9

doi: 10.1016/j.jelectrocard.2009.07.011

Journal of Electrocardiology
Volume 42, Issue 6 , Pages 505-510 , November 2009

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