Dilated cardiomyopathy in isolated congenital complete atrioventricular block: early and long-term risk in children
Floris E. A. Udink ten Cate, MD*,
Johannes M. P. J. Breur, MD*,
Mitchell I. Cohen, MD, FACC ,
Nicole Boramanand, CPNP ,
Livia Kapusta, MD ,
Jane E. Crosson, MD, FACC||,
Joel I. Brenner, MD, FACC||,
Louise J. Lubbers, MD¶,
Alan H. Friedman, MD, FACC ,
Victoria L. Vetter, MD, FACC and
Erik J. Meijboom, MD, PhD, FACC*
* Pediatric Heart Center of the Wilhelmina Childrens Hospital, University Medical Center, Utrecht, the Netherlands
Childrens Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
Yale-New Haven Hospital, New Haven, Connecticut, USA
University Medical Center St. Radboud, Nijmegen, the Netherlands
|| Johns Hopkins Hospital, Baltimore, Maryland, USA
¶ Amsterdam Medical Center, Amsterdam, the Netherlands

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Figure 1 Kaplan-Meier curve presenting freedom from developing dilated cardiomyopathy in the years after the initial diagnosis of congenital complete atrioventricular block.
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Figure 2 Shortening fraction (SF) of nine patients in the first 12 months after presenting with dilated cardiomyopathy. Bold horizontal line = average and range at given times.
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