Prognostic implications of elevated troponin in patients with suspected acute coronary syndrome but no critical epicardial coronary disease
A TACTICS-TIMI-18 substudy
Hisham Dokainish, MD*,
Manu Pillai, MD*,
Sabina A. Murphy, MPH ,
Peter M. DiBattiste, MD ,
Marc J. Schweiger, MD ,
Amir Lotfi, MD ,
David A. Morrow, MD, MPH ,
Christopher P. Cannon, MD ,
Eugene Braunwald, MD ,
Nasser Lakkis, MD*,* TACTICS-TIMI-18 Investigators
* Section of Cardiology, Baylor College of Medicine, Houston, Texas
Cardiovascular Division, Brigham and Women's Hospital, Boston, Massachusetts
Division of Cardiology, Baystate Medical Center, Springfield, Massachusetts
Merck and Co., West Point, Pennsylvania

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Figure 1 Kaplan-Meier curves for death/myocardial infarction (MI) at 180 days by coronary artery disease (CAD) and troponin I status (p = 0.029). Groups: 1 = troponin-negative/CAD-negative; 2 = troponin-negative/CAD; 3 = troponin-positive/CAD-negative; 4 = troponin-positive/CAD.
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