Predictive Value of the Index of Microcirculatory Resistance in Patients With ST-Segment Elevation Myocardial Infarction
William F. Fearon, MD*,
Maulik Shah, MD,
Martin Ng, MD,
Todd Brinton, MD,
Andrew Wilson, MD,
Jennifer A. Tremmel, MD,
Ingela Schnittger, MD,
David P. Lee, MD,
Randall H. Vagelos, MD,
Peter J. Fitzgerald, MD, PhD,
Paul G. Yock, MD and
Alan C. Yeung, MD
Division of Cardiovascular Medicine, Stanford University Medical Center, Stanford, California.
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Figure 1 Peak CK With Low Versus High IMR
A comparison of the average peak creatine kinase (CK) in patients presenting with an index of microcirculatory resistance (IMR) less than or equal to the median value with those presenting with an IMR greater than the median value.
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Figure 2 Three-Month Wall Motion Score With Low Versus High IMR
A comparison of the wall motion score at 3 months in patients presenting with an IMR less than or equal to the median value with those presenting with an IMR greater than the median value. Abbreviations as in Figure 1.
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Figure 3 Relation Between Change in WMS and IMR
A comparison of recovery of left ventricular function based on the change in wall motion score (WMS) from baseline to 3 months in patients presenting with an IMR less than or equal to the median value with those presenting with an IMR greater than the median value. Abbreviations as in Figure 1.
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