Influence of type of sport on cardiac repolarization assessed by electrocardiographic T-wave morphology combination score
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Influence of type of sport on cardiac repolarization assessed by electrocardiographic T-wave morphology combination score. / Tischer, Susanne Glasius; Graff, Claus; Ellervik, Christina; Prescott, Eva; Kanters, Jørgen K; Rasmusen, Hanne Kruuse.
I: Journal of Electrocardiology, Bind 51, Nr. 2, 03.2018, s. 296-302.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Influence of type of sport on cardiac repolarization assessed by electrocardiographic T-wave morphology combination score
AU - Tischer, Susanne Glasius
AU - Graff, Claus
AU - Ellervik, Christina
AU - Prescott, Eva
AU - Kanters, Jørgen K
AU - Rasmusen, Hanne Kruuse
N1 - Copyright © 2017 Elsevier Inc. All rights reserved.
PY - 2018/3
Y1 - 2018/3
N2 - INTRODUCTION: Interpreting repolarization changes in the electrocardiograms of athletes present a clinical challenge.AIM: Assessment of cardiac repolarization by T-wave morphology using the Morphology Combination Score (MCS), and evaluate how this quantitative description of T-wave morphology was influenced by the sport performed.MATERIALS AND METHODS: Digital electrocardiograms of 469 young elite athletes were analyzed for T-wave asymmetry, flatness and notching, and combined in the MCS. Athletes >22years were compared to a sex-and age matched control group from the general population (N=198).RESULTS: MCS increased with increasing endurance component of the sport performed ranging from 0.79±0.15 (low) to 0.92±0.21 (high) (p<0.0001). All subcomponents of MCS were increased compared to controls. MCS was unrelated to age, sex and ECG findings of the athlete's heart.CONCLUSION: This study suggests that sport induces repolarization changes detected by T-wave morphology, and a greater level of changes is seen in athletes from high endurance sports.
AB - INTRODUCTION: Interpreting repolarization changes in the electrocardiograms of athletes present a clinical challenge.AIM: Assessment of cardiac repolarization by T-wave morphology using the Morphology Combination Score (MCS), and evaluate how this quantitative description of T-wave morphology was influenced by the sport performed.MATERIALS AND METHODS: Digital electrocardiograms of 469 young elite athletes were analyzed for T-wave asymmetry, flatness and notching, and combined in the MCS. Athletes >22years were compared to a sex-and age matched control group from the general population (N=198).RESULTS: MCS increased with increasing endurance component of the sport performed ranging from 0.79±0.15 (low) to 0.92±0.21 (high) (p<0.0001). All subcomponents of MCS were increased compared to controls. MCS was unrelated to age, sex and ECG findings of the athlete's heart.CONCLUSION: This study suggests that sport induces repolarization changes detected by T-wave morphology, and a greater level of changes is seen in athletes from high endurance sports.
KW - Journal Article
U2 - 10.1016/j.jelectrocard.2017.09.010
DO - 10.1016/j.jelectrocard.2017.09.010
M3 - Journal article
C2 - 29128143
VL - 51
SP - 296
EP - 302
JO - Journal of Electrocardiology
JF - Journal of Electrocardiology
SN - 0022-0736
IS - 2
ER -
ID: 189623811