Heart rate dependent modification of the QTc cut-off values can improve accurate evaluation of QT prolongation

American Journal of Cardiology

Volumn 93, Issue 6, 2004, Pages 772-775

  Sadanaga, Tsuneaki ^a   Sadanaga, Fumiko ^a   Yao, Hiroshi ^a   Fujishima, Masatoshi ^a  

^a KYUSHU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURACY; ADULT; ARTICLE; CONTROLLED STUDY; ELECTROCARDIOGRAM; FEMALE; HEART ATRIUM FIBRILLATION; HEART BLOCK; HEART RATE; HUMAN; INTERMETHOD COMPARISON; MAJOR CLINICAL STUDY; MALE; MATHEMATICAL ANALYSIS; MATHEMATICAL COMPUTING; MEDICAL ASSESSMENT; PATIENT SELECTION; PHYSICAL EXAMINATION; PRIORITY JOURNAL; QRS COMPLEX; QT INTERVAL; QT PROLONGATION; SEX DIFFERENCE; STATISTICAL SIGNIFICANCE;

ADOLESCENT; ADULT; AGE FACTORS; AGED; AGED, 80 AND OVER; CASE-CONTROL STUDIES; CROSS-SECTIONAL STUDIES; ELECTROCARDIOGRAPHY; FEMALE; HEART RATE; HUMANS; LONG QT SYNDROME; MALE; MIDDLE AGED; MODELS, STATISTICAL; PSYCHOTROPIC DRUGS; REPRODUCIBILITY OF RESULTS; RETROSPECTIVE STUDIES; SEX FACTORS;

EID: 1542407812     PISSN: 00029149     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.amjcard.2003.12.008     Document Type: Article

References (12)

1. Bazett H.C. An analysis of the time-relation of electrocardiograms. Heart. 7:1920;353-367.
2. Fridericia LS. Die Systolendauer im Elektrokardiogramm bei normalen Menschen und bei Herzkranken. Acta Med Scand 1920;53:469-486.
3. Kawataki M., Kashima T., Toda H., Tanaka H. Relation between QT interval and heart rate. Applications and limitations of Bazett's formula. J Electrocardiol. 17:1984;371-376.
4. Sagie A., Larson M.G., Goldberg R.J., Bengtson J.R., Levy D. An improved method for adjusting the QT interval for heart rate (the Framingham Heart Study). Am J Cardiol. 70:1992;797-801.
5. Karjalainen J., Viitasalo M., Manttari M., Manninen V. Relation between QT intervals and heart rate from 40 to 120 beats/min in rest electrocardiograms of men and a simple method to adjust QT interval values. J Am Coll Cardiol. 23:1994;1547-1553.
6. Hnatkova K., Malik M. "Optimum" formulae for heart rate correction of the QT interval. Pacing Clin Electrophysiol. 22:1999;1683-1687.
7. Haverkamp W., Breithardt G., Camm A.J., Janse M.J., Rosen M.R., Antzelevitch C., Escande D., Franz M., Malik M., Moss A., et al. The potential for QT prolongation and pro-arrhythmia by non-anti-arrhythmic drugs clinical and regulatory implications. Report on a policy conference of the European Society of Cardiology. Cardiovasc Res. 47:2000;219-233.
8. Malik M., Färbom P., Batchvarov V., Hnatkova K., Camm A.J. Relation between QT and RR intervals is highly individual among healthy subjects implication for heart rate correction of the QT interval. Heart. 87:2002;220-228.
9. Funck-Brentano C., Jaillon P. Rate-corrected QT interval techniques and limitations. Am J Cardiol. 72:(suppl):1993;17B-22B.
10. Lepeschkin E., Surawicz B. The measurement of the QT interval of the electrocardiogram. Circulation. 6:1952;378-388.
11. Reardon M., Malik M. QT interval changes with age in an overtly healthy older population. Clin Cardiol. 19:1996;949-952.
12. Puddu P.E., Jouve R., Mariotti S., Giampaoli S., Lanti M., Reale A., Menotti A. Evaluation of 10 QT prediction formulas in 881 middle-aged men from the seven countries study emphasis on the cubic root Fridericia's equation. J Electrocardiol. 21:1988;219-229.