References
Bazett HC. An analysis of the time relations of the electrocardiogram. Heart 1920;7:353–370.
Rautaharju PM, Zhou SH, Wong S, Calhoun HP, Berenson GS, Prineas R, Davignon A. Sex differences in the evolution of the electrocardiographic QT interval with age. Can J Cardiol 1992;8(7):690–695.
Browne KF, Zipes DP, Heger JJ, Prystowsky EN. Influence of the autonomic nervous system on the Q-T interval in man. Am J Cardiol 1982;50:1099–1103.
Sagie A, Larson MG, Goldberg RJ, Bengtson JR, Levy D. An improved method for adjusting the QT interval for heart rate (the Framingham Heart Study). Am J Cardiol 1992;70:797–801.
Woosley RL, Sale M. QT interval: A measure of drug action. Am J Cardiol 1993;72:36B–43B.
Molnar J, Zhang F, Weiss J, Ehlert FA, Rosenthal JE. Diurnal pattern of QTc interval: How long is prolonged? Possible relation to circadian triggers of cardiovascular events. J Am Coll Cardiol 1996;27:76–83.
Singh BN, Hollenberg NK, Poole-Wilson PA, Robertson JIS. Diuretic-induced potassium and magnesium deficiency: Relation to drug-induced QT prolongation, cardiac arrhythmias and sudden death. J Hypertens 1992;10:301–316.
Algra A, Tijssen JGP, Roelandt JRTC, Pool J, Lubsen J. QTc prolongation measured by standard 12-lead electrocardiography is an independent risk factor for sudden death due to cardiac arrest. Circulation 1991;83:1888–1894.
Vincent GM, Timothy KW, Leppert M, Keating M. The spectrum of symptoms and QT intervals in carriers of the gene for the long-QT syndrome. N Engl J Med 1992;327:846–852.
Molnar J, Weiss J, Zhang F, Rosenthal JE. Evaluation of five QT correction formulas using a software-assisted method of continuous QT measurement for 24-hour Holter recordings. Am J Cardiol 1996;78(8):920–926.
Lombard WP, Cope OM. Effect of posture on the length of the systole of the human heart. Am J Physiol 1919;49:140–141.
Taran LM, Szilágyi N. The duration of the electrical systole (Q-T) in acute rheumatic carditis in children. Am Heart J 1947;33:14–26.
a.Molnar J, Weiss JS, Rosenthal JE. The missing second: What is the correct unit for the Bazett corrected QT interval? Am J Cardiol 1995;75:537–538.
Moss AJ. Correct the QT interval correctly: QTc should be expressed in the same unit as the QT interval. PACE 1996;19:881–882.
Malik M, Camm AJ. Correct the QT interval correctly: Should the QTc be expressed in the same units as the QT interval? PACE 1996;19(11):1531–1534.
Kawataki M, Kashima T, Toda H, Tanaka H. Relation between QT interval and heart rate: Applications and limitations of Bazett's formula. J Electrocardiol 1984;17:371–375.
Sarma JSM, Sarma RJ, Bilitch M, Katz D, Song SL. An exponential formula for heart rate dependence of QT interval during exercise and cardiac pacing in humans: Reevaluation of Bazett's formula. Am J Cardiol 1984;54:103–108.
Funck-Brentano C, Jaillon P. Rate-corrected QT interval: Techniques and limitations. Am J Cardiol 1993;72:17B–22B.
Karjalainen J, Viitasalo M, Manttari M, Manninen V. Relation between QT intervals and heart rates from 40 to 120 beats/min in rest electrocardiograms of men and a simple method to adjust QT interval values. J Am Coll Cardiol 1994;23(7):1547–1553.
Malik M. If Dr. Bazett had had a computer.... PACE 1996;19(11):1635–1639.
Boudoulas H, Geleris P, Lewis RP, Rittgers SE. Linear relationship between electrical systole, mechanical systole, and heart rate. Chest 1981;80:613–617.
Lecocq B, Lecocq V, Jaillon P. Physiologic relation between cardiac cycle and QT duration in healthy volunteers. Am J Cardiol 1989;64:481–486.
Funck-Brentano C, Kibleur Y, Le Coz F, Poirier J-M, Mallet A, Jaillon P. Rate dependence of sotalol-induced prolongation of ventricular repolarization during exercise in humans. Circulation 1991;83:536–545.
Sarma JSM, Venkataraman SK, Samant DR, Gadgil U. Hysteresis in the human RR-QT relationship during exercise and recovery. PACE 1987;10:485–491.
Yamada A, Hayano J, Horie K, Ieda K, Mukai S, Yamada M, Fujinami T. Regulation of QT interval during postural transitory changes in heart rate in normal subjects. Am J Cardiol 1993;71:996–998.
Arnold L, Page J, Attwell D, Cannell M, Eisner DA. The dependence on heart rate of the human ventricular action potential duration. Cardiovasc Res 1982;16:547–551.
Lau CP, Freedman AR, Fleming S, Malik M, Camm AJ, Ward DE. Hysteresis of the ventricular paced QT interval in response to abrupt changes in pacing rate. Cardiovasc Res 1988;22:67–72.
Franz MR, Swerdlow CD, Liem LB, Schaefer J. Cycle length dependence of human action potential duration in vivo: Effects of single extrastimuli, sudden sustained rate acceleration and deceleration, and different steady-state frequencies. J Clin Invest 1988;82:972–979.
Ahnve S. Correction of the QT interval for heart rate: Review of different formulas and the use of Bazett's formula in myocardial infarction. Am Heart J 1985;109:568–574.
Simonson E, Cady LD, Jr., Woodbury M. The normal Q-T interval. Am Heart J 1962;63:747–753.
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Hodges, M. Rate Correction of the QT Interval. Card Electrophysiol Rev 1, 360–363 (1997). https://doi.org/10.1023/A:1009933509868
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DOI: https://doi.org/10.1023/A:1009933509868