Signal averaged ECG in patients with early repolarization

Autor: Mani Hassanzadeh, Ehsan Mardani, Alireza Hosseinpour, Zahra Mehdipour Namdar, Shahab Shahrzad, Amir Aslani
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Journal of Arrhythmia, Vol 37, Iss 2, Pp 432-437 (2021)
Druh dokumentu: article
ISSN: 1883-2148
1880-4276
DOI: 10.1002/joa3.12523
Popis: Abstract Background Early repolarization (ER) pattern is diagnosed when the J‐point is elevated on the patient's electrocardiogram. The aim of this study was to evaluate signal‐averaged electrocardiography (SAECG) in patients with ER pattern. Methods Subjects were divided into three groups: 1‐patients with normal ECG pattern (control group); 2‐patients with J‐point elevation in the inferior leads; and 3‐patients with J‐point elevation in non‐inferior leads. Results The mean filtered QRS duration in groups with J‐point elevation in inferior leads and non‐inferior leads and in the control, was 86.4 ± 23.4 msec, 84.8 ± 26.6 msec, and 85.8 ± 24.8 msec, respectively, indicating no significant difference across the three groups. The mean duration of terminal QRS
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