Search Results - "Fleiss, Joseph L."

Power law behavior of RR-interval variability in healthy middle-aged persons, patients with recent acute myocardial infarction, and patients with heart transplants by Bigger, J. T. Jr, Steinman, R. C., Rolnitzky, L. M., Fleiss, J. L., Albrecht, P., Cohen, R. J.

“…BACKGROUND. The purposes of the present study were (1) to establish normal values for the regression of log(power) on log(frequency) for, RR-interval…”
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RR variability in healthy, middle-aged persons compared with patients with chronic coronary heart disease or recent acute myocardial infarction by BIGGER, J. T, FLEISS, J. L, STEINMAN, R. C, ROLNITZKY, L. M, SCHNEIDER, W. J, STEIN, P. K

“…The purpose of this investigation was to establish normal values of RR variability for middle-aged persons and compare them with values found in patients early…”
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Measuring nominal scale agreement among many raters by Fleiss, Joseph L

“…Introduced the statistic kappa to measure nominal scale agreement between a fixed pair of raters. Kappa was generalized to the case where each of a sample of…”
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Frequency domain measures of heart period variability to assess risk late after myocardial infarction by Bigger, J.Thomas, Fleiss, Joseph L., Rolnitzky, Linda M., Steinman, Richard C.

“…Objectives. To determine whether spectral measures of heart period (RR) variability predict death when measured late after infarction, we studied patients in…”
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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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Large sample variance of kappa in the case of different sets of raters by Fleiss, Joseph L, Nee, John C, Landis, J. Richard

“…Published formulas for the large sample variance of the kappa statistic that are appropriate for the case of different sets of raters for different Ss, when…”
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Comparison of 24-hour parasympathetic activity in endurance-trained and untrained young men by Goldsmith, Rochelle L., Bigger, J.Thomas, Steinman, Richard C., Fleiss, Joseph L.

“…Objectives. This study compares 24-h parasympathetic activity in aerobically trained and untrained healthy young men. Background. Higher values of…”
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Exploratory or analytic meta-analysis: Should we distinguish between them? by Anello, Charles, Fleiss, Joseph L.

“…Meta-analysis has been defined as a study and “statistical analysis which combines or integrates the results of several independent studies.” Included in this…”
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Time course of recovery of heart period variability after myocardial infarction by Bigger, J.Thomas, Fleiss, Joseph L., Rolnitzky, Linda M., Steinman, Richard C., Schneider, William J.

“…Four components of the heart period power spectrum—ultra low frequency (<0.0033 Hz), very low frequency (0.0033 to <0.04 Hz), low frequency (0.04 to <0.15 Hz)…”
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Effect of atenolol and diltiazem on heart period variability in normal persons by Cook, James R., Thomas Bigger, J., Kleiger, Robert E., Fleiss, Joseph L., Steinman, Richard C., Rolnitzky, Linda M.

“…Several time and frequency domain measures of heart period variability are reduced 1 to 2 weeks after myocardial infarction, and a reduced standard deviation…”
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Heavy Smokers, Smoking Cessation, and Clonidine: Results of a Double-blind, Randomized Trial by Glassman, Alexander H, Stetner, Fay, Walsh, B. Timothy, Raizman, Pamela S, Fleiss, Joseph L, Cooper, Thomas B, Covey, Lirio S

“…Seventy-one heavy smokers who had failed in previous attempts to stop smoking participated in a randomized clinical trial to test the efficacy of clonidine as…”
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Predicting arrhythmic events after acute myocardial infarction using the signal-averaged electrocardiogram by Steinberg, Jonathan S., Regan, Arlene, Sciacca, Robert R., Bigger, J.Thomas, Fleiss, Joseph L.

“…To determine if the signal-averaged (SA) electrocardiogram (ECG) predicts the occurrence of sustained ventricular arrhythmia and sudden death after acute…”
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Components of heart rate variability measured during healing of acute myocardial infarction by Bigger, J.Thomas, Kleiger, Robert E., Fleiss, Joseph L., Rolnitzky, Linda M., Steinman, Richard C., Miller, J.Philip

“…A high degree of heart rate (HR) variability is found in persons with normal hearts, whereas low HR variability can be found in patients with severe coronary…”
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Intraclass correlations: Uses in assessing rater reliability by Shrout, Patrick E, Fleiss, Joseph L

“…Reliability coefficients often take the form of intraclass correlation coefficients. In this article, guidelines are given for choosing among 6 different forms…”
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Detection and Significance of Myocardial Ischemia in Stable Patients After Recovery From an Acute Coronary Event by Moss, Arthur J, Goldstein, Robert E, Hall, W. Jackson, Bigger, J. Thomas, Fleiss, Joseph L, Greenberg, Henry, Bodenheimer, Monty, Krone, Ronald J, Marcus, Frank I, Wackers, Frans J. Th, Benhorin, Jesaia, Brown, Mary W, Case, Robert, Coromilas, James, Dwyer, Edward M, Gillespie, John A, Gregory, John J, Kleiger, Robert, Lichstein, Edgar, Parker, John O, Raubertas, Richard F, Stern, Shlomo, Tzivoni, Dan, Van Voorhees, Lucy, Krasicky, G, Shah, R, Walroth, J, Greengart, A, Moriel, M, Challis, T, Blood, D, Rolnitzky, L, DePuey, G, Kuller, L, Odoroff, C, Schwartz, R, Annechiarico, R, Andrews, M, Severski, P, Ma, G, Edwards, J, Fischer, K, Freedland, K, Cobb, L, Korsten, J, Williams, W, Algeo, S, Chandysson, P

“…Objective.—To determine the clinical significance of silent and symptomatic myocardial ischemia detected by noninvasive testing in stable postcoronary…”
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Efficient estimation of the heart period power spectrum suitable for physiologic or pharmacologic studies by Rottman, Jeffrey N., Steinman, Richard C., Albrecht, Paul, Bigger, J.Thomas, Rolnitzky, Linda M., Fleiss, Joseph L.

“…The standard deviation of the normal RR intervals (SDNN) computed over 24 hours predicts mortality after myocardial infarction. 1 The power spectrum of heart…”
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Predictors of smoking abstinence following a single-session restructuring intervention with self-hypnosis by Spiegel, D, Frischholz, E J, Fleiss, J L, Spiegel, H

“…This study examined the relation of smoking and medical history, social support, and hypnotizability to outcome of a smoking cessation program. A consecutive…”
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Comparison of baroreflex sensitivity and heart period variability after myocardial infarction by Bigger, J.Thomas, La Rovere, Maria Teresa, Steinman, Richard C., Fleiss, Joseph L., Rottman, Jeffrey N., Rolnitzky, Linda M., Schwartz, Peter J.

“…In animals, baroreflex sensitivity is inversely related to the likelihood of ventricular fibrillation during myocardial ischemia. After myocardial infarction…”
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Group psychotherapy during radiotherapy: effects on emotional and physical distress by Forester, B, Kornfeld, D S, Fleiss, J L, Thompson, S

“…The purpose of this study was to ascertain whether group psychotherapy during radiotherapy for cancer significantly decreases patients' emotional and physical…”
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Factors affecting uniformity in interpretation of planar thallium-201 imaging in a Multicenter trial by Wackers, Frans J.Th, Bodenheimer, Monty, Fleiss, Joseph L., Brown, Mary

“…Objectives. This study was designed to assess factors affecting interobserver agreement in interpretation of planar thallium-201 stress imaging in the…”
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