The relationships of left ventricular ejection fraction, end-systolic volume index and infarct size to six-month mortality after hospital discharge following myocardial infarction treated by thrombolysis
Robert J. Burns, MD, FACC*,1,
Raymond J. Gibbons, MD, FACC ,*,
Qilong Yi, MSc¶,
Robin S. Roberts, MTech ,
Todd D. Miller, MD, FACC,
Gary L. Schaer, MD, FACC ,
Jeffrey L. Anderson, MD, FACC||,
Salim Yusuf, MB, BS, PhD, FACC¶ CORE Study Investigators
* Toronto Hospital, Toronto, Ontario, Canada
Mayo Clinic, Rochester, Minnesota, USA
Hamilton Civic Hospitals Research Centre, Hamilton, Ontario, Canada
Rush-Presbyterian-St. Luke’s Medical Center, Chicago, Illinois, USA
|| University of Utah, Salt Lake City, Utah, USA
¶ Hamilton General Hospital, Hamilton, Ontario, Canada
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Figure 1 Left ventricular (LV) end-systolic volume index and LV ejection fraction in 909 patients with both measurements. There was a highly significant correlation (r = –0.78, p < 0.001) between the two.
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Figure 2 Infarct size and left ventricular (LV) ejection fraction in the 872 patients with both measurements. There was a highly significant correlation (r = –0.67, p < 0.001) between the two.
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Figure 3 Six-month mortality for different values of left ventricular (LV) ejection fraction, shown with 95% confidence intervals.
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Figure 4 Six-month mortality for different values of left ventricular (LV) end-systolic volume index, shown with 95% confidence intervals.
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Figure 5 Six-month mortality for different values of infarct size, shown with 95% confidence intervals.
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