Chest, cilt.122, sa.6, ss.2055-61, 2002 (SCI-Expanded)
Study objective: QT dispersion (QTd) and late potentials derived from signal-averaged ECG (SA-ECG) have been proposed as noninvasive predictors of cardiac arrhythmias that occur in patients with COPD. In this study, we aimed to investigate QTd and SAECG in patients with COPD.