The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure
Jeptha P. Curtis, MD*,
Seth I. Sokol, MD*,
Yongfei Wang, MS*,
Saif S. Rathore, MPH*,
Dennis T. Ko, MD*,
Farid Jadbabaie, MD*,
Edward L. Portnay, MD*,
Stephen J. Marshalko, MD, PhD*,
Martha J. Radford, MD, FACC* and
Harlan M. Krumholz, MD, SM, FACC* ,*
* Section of Cardiovascular Medicine, Department of Internal Medicine and Section of Health Policy and Administration, Yale University School of Medicine, New Haven, Connecticut, USA
Department of Epidemiology and Public Health, Yale University School of Medicine, New Haven, Connecticut, USA
Yale-New Haven Hospital Center for Outcomes Research and Evaluation, New Haven, Connecticut, USA
Yale-New Haven Health Center for Outcomes Research and Evaluation, New Haven, Connecticut, USA

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Figure 1 Linear trend for left ventricular ejection fraction (LVEF) as a continuous variable and unadjusted all-cause mortality. Each point represents the mortality rate associated with each LVEF point.
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Figure 2 Kaplan-Meier survival curves stratified by left ventricular ejection fraction (LVEF) group.
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Figure 3 Proportion of death attributed to specific causes of death across left ventricular ejection fraction groups. HF = heart failure.
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