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Isolated Elevation in Troponin T After Percutaneous Coronary Intervention Is Associated With Higher Long-Term Mortality

Abhiram Prasad, MD, FRCP, FACC^_*,_*, Mandeep Singh, MD, FACC^_*, Amir Lerman, MD, FACC^_*, Ryan J. Lennon, MS, David R. Holmes, Jr, MD, FACC^_* and Charanjit S. Rihal, MD, FACC^_*

^_* Division of Cardiovascular Diseases, Department of Internal Medicine
Section of Biostatistics, Mayo Clinic and Mayo Foundation, Rochester, Minnesota

View larger version (17K): [in this window] [in a new window] [Download PPT slide]   Figure 1 Kaplan-Meier survival estimates for those with (TnT 0.03) and without (TnT <0.03) elevated troponin. There were 40 and 80 deaths, respectively, observed on follow-up. cTnT = cardiac troponin T.

View larger version (19K): [in this window] [in a new window] [Download PPT slide]   Figure 2 Kaplan-Meier estimates for survival free of death or myocardial infarction for those with (TnT 0.03) and without (TnT <0.03) elevated troponin. The composite end point consisted of 19 myocardial infarctions (MI) and 35 deaths for those with elevated troponin and 68 MI and 75 deaths for those without. cTnT = cardiac troponin T.