Evaluation of Exercise-Induced Changes in QT Interval Unrelated to Heart Rate Acceleration - the Stress QT Study

Alain Vinet,Vincent Jacquemet,Robert A Leblanc,Teresa Kus,Reginald Nadeau,M Sturmer,G Becker, L Laroussi, H Nguyen Thanh,B Dube

Canadian Journal of Cardiology（2013）

引用 23|浏览10

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摘要

The QT interval is heart rate dependent. It decreases as heart rate increases. Several correction models have been proposed to normalize its value at an RR interval of 1000 ms. In addition, the autonomic nervous system may affect QT interval duration independently of heart rate.

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关键词

stress qt study,heart rate acceleration,heart rate,qt interval,exercise-induced

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