Abstract
Background-Previous studies that assessed the risk of life-threatening cardiac events in patients with congenital long-QT syndrome (LQTS) have focused mainly on the first 4 decades of life, whereas the clinical course of this inherited cardiac disorder in the older population has not been studied. Methods and Results-The risk of aborted cardiac arrest or death from age 41 though 75 years was assessed in 2759 subjects from the International LQTS Registry, categorized into electrocardiographically affected (corrected QT interval [QTc] ≥470 ms), borderline (QTc 440 to 469 ms), and unaffected (QTc
Original language | English |
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Pages (from-to) | 2192-2201 |
Number of pages | 10 |
Journal | Circulation |
Volume | 117 |
Issue number | 17 |
DOIs | |
Publication status | Published - Apr 29 2008 |
Keywords
- Long-QT syndrome
- Mortality
- Risk factors
ASJC Scopus subject areas
- Physiology (medical)
- Cardiology and Cardiovascular Medicine
- Physiology