Search Results - "Kleiger, Robert"

Heart Rate Variability: Measurement and Clinical Utility by Kleiger, Robert E., Stein, Phyllis K., Bigger Jr, J. Thomas

“…Electrocardiographic RR intervals fluctuate cyclically, modulated by ventilation, baroreflexes, and other genetic and environmental factors that are mediated…”
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Traditional and Nonlinear Heart Rate Variability Are Each Independently Associated with Mortality after Myocardial Infarction by STEIN, PHYLLIS K., DOMITROVICH, PETER P., HUIKURI, HEIKKI V., KLEIGER, ROBERT E.

“…Introduction: Decreased heart rate variability (HRV) and abnormal nonlinear HRV shortly after myocardial infarction (MI) are risk factors for mortality…”
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The Postimplantation Electrocardiogram Predicts Clinical Response to Cardiac Resynchronization Therapy by COVERSTONE, EDWARD, SHEEHY, JUSTIN, KLEIGER, ROBERT E., SMITH, TIMOTHY W.

“…Background Biventricular (BiV) pacing for cardiac resynchronization therapy (CRT) is intended to improve left ventricular function by coordinating systolic…”
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Characteristics of the Electrocardiogram in Patients with Continuous-Flow Left Ventricular Assist Devices by Martinez, Sara C., Fansler, Derrick, Lau, Jeffrey, Novak, Eric L., Joseph, Susan M., Kleiger, Robert E.

“…Background Electrocardiograms (ECGs) are routinely obtained in patients with advanced congestive heart failure (CHF) before and after surgical implantation…”
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Novel Measures of Heart Rate Variability Predict Cardiovascular Mortality in Older Adults Independent of Traditional Cardiovascular Risk Factors: The Cardiovascular Health Study (CHS) by STEIN, PHYLLIS K., BARZILAY, JOSHUA I., CHAVES, PAULO H.M., MISTRETTA, STEPHANIE Q., DOMITROVICH, PETER P., GOTTDIENER, JOHN S., RICH, MICHAEL W., KLEIGER, ROBERT E.

“…Background: It is unknown whether abnormal heart rate turbulence (HRT) and abnormal fractal properties of heart rate variability identify older adults at…”
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Outcomes in Patients with Acute Non–Q-Wave Myocardial Infarction Randomly Assigned to an Invasive as Compared with a Conservative Management Strategy by Boden, William E, O'Rourke, Robert A, Crawford, Michael H, Blaustein, Alvin S, Deedwania, Prakash C, Zoble, Robert G, Wexler, Laura F, Kleiger, Robert E, Pepine, Carl J, Ferry, David R, Chow, Bruce K, Lavori, Philip W

“…More than half of all acute myocardial infarctions in the United States each year are classified as non–Q-wave myocardial infarctions, and this proportion is…”
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Severe depression is associated with markedly reduced heart rate variability in patients with stable coronary heart disease by Stein, Phyllis K, Carney, Robert M, Freedland, Kenneth E, Skala, Judith A, Jaffe, Allan S, Kleiger, Robert E, Rottman, Jeffrey N

“…Objective: The purpose of this study was to investigate the relationship between depression and heart rate variability in cardiac patients. Methods: Heart rate…”
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Relation between pet ownership and heart rate variability in patients with healed myocardial infarcts by Friedmann, Erika, Thomas, Sue A., Stein, Phyllis K., Kleiger, Robert E.

“…The results of this study support the possibility that differences in cardiac autonomic modulation between pet owners and nonowners are a physiologic mechanism…”
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Differing Effects of Age on Heart Rate Variability in Men and Women by Stein, Phyllis K, Kleiger, Robert E, Rottman, Jeffrey N

“…Gender and age are both known to affect heart rate variability (HRV). Their interaction is not known. HRV, determined from 24-hour Holter recordings, was…”
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Heart rate variability: a measure of cardiac autonomic tone by Stein, P K, Bosner, M S, Kleiger, R E, Conger, B M

“…Analysis of HRV based on routine 24-hour Holter recordings provides a sensitive, noninvasive measurement of autonomic input to the heart. HRV can be measured…”
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RR interval dynamics before atrial fibrillation in patients after coronary artery bypass graft surgery by HOGUE, C. W, DOMITROVICH, P. P, STEIN, P. K, DESPOTIS, G. D, RE, L, SCHUESSLER, R. B, KLEIGER, R. E, ROTTMAN, J. N

“…Atrial fibrillation/flutter (AF) is a frequent complication of coronary artery bypass graft surgery (CABG) that leads to increased costs and morbidity. We…”
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Diastolic dysfunction and autonomic abnormalities in patients with systolic heart failure by Stein, Phyllis K., Tereshchenko, Larisa, Domitrovich, Peter P., Kleiger, Robert E., Perez, Alfonso, Deedwania, Prakash

“…Background Patients with systolic heart failure (SHF) often have concomitant diastolic dysfunction (DD). SHF is associated with decreased heart rate…”
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Individualizing Decisions for Patients With Prophylactic Implantable Cardiac Defibrillators Subject to Device Advisories: A Commentary by Bigger, J. Thomas, Kleiger, Robert E.

“…An algorithm for dealing with patient factors related to ICD advisory notices for systems implanted for the primary prevention of sudden cardiac death is…”
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Mechanisms of death in the CABG Patch Trial : A randomized Trial of implantable cardiac Defibrillator prophylaxis in patients at high risk of death after coronary artery bypass graft surgery by BIGGER, J. T, WHANG, W, ROTTMAN, J. N, KLEIGER, R. E, GOTTLIEB, C. D, NAMEROW, P. B, STEINMAN, R. C, ESTES, N. A. M. III

“…The CABG Patch trial compared prophylactic implantable cardiac-defibrillator (ICD) implantation with no antiarrhythmic therapy in coronary bypass surgery…”
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Including patients with diabetes mellitus or coronary artery bypass grafting decreases the association between heart rate variability and mortality after myocardial infarction by Stein, Phyllis K, Domitrovich, Peter P, Kleiger, Robert E

“…Decreased heart rate variability (HRV) is often assumed to be associated with mortality in all patients after myocardial infarction (MI), independent of…”
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Effect of 21 mg transdermal nicotine patches and smoking cessation on heart rate variability by Stein, Phyllis K., Rottman, Jeffrey N., Kleiger, Robert E.

“…The effect of smoking cessation on cardiac autonomic tone, as reflected by indexes of heart rate variability (HRV), has not been reported. Current smokers (n =…”
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Effect of exercise training on heart rate variability in healthy older adults by Stein, Phyllis K., Ehsani, Ali A., Domitrovich, Peter P., Kleiger, Robert E., Rottman, Jeffrey N.

“…Objective To determine the effect of exercise training on cardiac autonomic modulation in normal older adults by using analysis of heart rate variability…”
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Correlations among time and frequency domain measures of heart period variability two weeks after acute myocardial infarction by Bigger, J.Thomas, Fleiss, Joseph L., Steinman, Richard C., Rolnitzky, Linda M., Kleiger, Robert E., Rottman, Jeffrey N.

“…Seven hundred fifteen participants from a multicenter natural history study of acute myocardial infarction were studied (1) to determine the correlations among…”
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THE POST-IMPLANTATION ELECTROCARDIOGRAM PREDICTS CLINICAL RESPONSE TO CARDIAC RESYNCHRONIZATION THERAPY by Coverstone, Edward, Sheehy, Justin, Kleiger, Robert, Smith, Timothy

“…The predictive value of the RV1SI pattern remained statistically significant after prespecified adjustment for age, gender, bundle branch block pattern,…”
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The Post-Implantation Electrocardiogram Predicts Clinical Response to Cardiac Resynchronization Therapy by Coverstone, Edward, Sheehy, Justin, Kleiger, Robert E, Smith, Timothy W

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