1. Predictors of Intraoperative Hypotension and Bradycardia
Christopher C. Cheung, MD, Alan Martyn, MD, Norman Campbell, MD, MSc, Shaun Frost, MD, Kenneth Gilbert, MD, MPH, Franklin Michota, MD, Douglas Seal, MD, William Ghali, MD, MPH, Nadia A. Khan, MD, MSc 
The American Journal of Medicine 
Volume 128, Issue 5, Pages (May 2015)
DOI: /j.amjmed
Copyright © 2015 Elsevier Inc. Terms and Conditions

2. Figure 1
ROC curve for intraoperative hypotension or bradycardia using the HEART score. ROC = receiver operating characteristic.
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2015 Elsevier Inc. Terms and Conditions

3. Figure 2
ROC curve for postoperative cardiovascular events using the HEART score. ROC = receiver operating characteristic.
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2015 Elsevier Inc. Terms and Conditions