What is the Prognostic Value of Myocardial Perfusion Imaging Using Rubidium-82 Positron Emission Tomography?
Keiichiro Yoshinaga, MD,
Benjamin J.W. Chow, MD,
Kathryn Williams, MS,
Li Chen, MSc,
Robert A. deKemp, PhD,
Linda Garrard, RN, BScN,
Alexander Lok-Tin Szeto, MD,
May Aung, RT,
Ross A. Davies, MD,
Terrence D. Ruddy, MD and
Rob S.B. Beanlands, MD*
Division of Cardiology, University of Ottawa Heart Institute, Ottawa, Ontario, Canada
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Figure 1 (A) Risk-adjusted survival, free from hard cardiac events (cardiac death and nonfatal myocardial infarction), as a function of summed stress score (SSS). (B) Risk-adjusted survival, free from any (total) cardiac events, as a function of SSS.
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Figure 2 Unadjusted survival, free from any (total) cardiac events, as a function of normal and abnormal summed stress score on positron emission tomography (PET) myocardial perfusion imaging (MPI) in patients referred for PET after recent single-photon emission computed tomography MPI.
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Figure 3 Unadjusted survival free from any (total) cardiac events as a function of normal and abnormal summed stress score on PET MPI in patients with obesity (body mass index  30 kg/m2). Abbreviations as in Figure 2.
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