Association Between QT-Interval Components and Sudden Cardiac Death: The ARIC Study (Atherosclerosis Risk in Communities) [Original Articles]

Conclusions:
The risk of SCD with the QT interval is driven by prolongation of the T-wave onset to T-peak component. This suggests that shifting the focus from the overall QT interval to its individual components will refine SCD prediction in the community.

Source: Circulation: Arrhythmia and Electrophysiology - October 13, 2017 Category: Cardiology Authors: ONeal, W. T., Singleton, M. J., Roberts, J. D., Tereshchenko, L. G., Sotoodehnia, N., Chen, L. Y., Marcus, G. M., Soliman, E. Z. Tags: Sudden Cardiac Death Original Articles Source Type: research