T-wave alternans and dispersion of the QT interval as risk stratification markers in patients susceptible to sustained ventricular arrhythmias

被引:40
作者
Armoundas, AA
Osaka, M
Mela, T
Rosenbaum, DS
Ruskin, JN
Garan, H
Cohen, RJ
机构
[1] Harvard Univ, MIT, Div Hlth Sci & Technol, Cambridge, MA 02139 USA
[2] Massachusetts Gen Hosp, Cardiac Unit, Boston, MA 02114 USA
[3] Univ Massachusetts, Div Cardiol, Worcester, MA 01605 USA
[4] Case Western Reserve Univ, Dept Med, Cleveland, OH 44106 USA
[5] Case Western Reserve Univ, Dept Biomed Engn, Cleveland, OH 44106 USA
基金
美国国家航空航天局;
关键词
D O I
10.1016/S0002-9149(98)00570-0
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
T-wave alternans and QT dispersion were compared as predictors of the outcome of electrophysiologic study and arrhythmia-free survival in patients undergoing electrophysiologic evaluation. T-wave alternans was a highly significant predictor of these 2 outcome variables, whereas QT dispersion was not.
引用
收藏
页码:1127 / +
页数:4
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