Systematic Comparison of Digital Electrocardiograms From Healthy Athletes and Patients With Hypertrophic Cardiomyopathy
Continuous ECG characteristics were compared using Student t tests and dichotomous variables using chi-square tests. Because of differences in age, a secondary analysis with only HCM patients under 40 years of age was performed. Compared to athletes, patients with HCM had a higher resting heart rate...
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Veröffentlicht in: | Journal of the American College of Cardiology 2015-06, Vol.65 (22), p.2462-2463 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Continuous ECG characteristics were compared using Student t tests and dichotomous variables using chi-square tests. Because of differences in age, a secondary analysis with only HCM patients under 40 years of age was performed. Compared to athletes, patients with HCM had a higher resting heart rate (71 vs. 62 beats/min; p < 0.001), were more likely to have QRS duration >140 ms (12.5% vs. 0.09%; p < 0.001), a QTc interval >480 ms (14.6% vs. 0.4%; p < 0.001), left or right axis deviation, right bundle branch block, and right or left atrial abnormality. |
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ISSN: | 0735-1097 1558-3597 |
DOI: | 10.1016/j.jacc.2015.03.559 |