1. Trends in isolated coronary artery bypass grafting: An analysis of the Society of Thoracic Surgeons adult cardiac surgery database 
Andrew W. ElBardissi, MD, MPH, Sary F. Aranki, MD, Shubin Sheng, PhD, Sean M. O’Brien, PhD, Caprice C. Greenberg, MD, MPH, James S. Gammie, MD 
The Journal of Thoracic and Cardiovascular Surgery 
Volume 143, Issue 2, Pages (February 2012)
DOI: /j.jtcvs
Copyright © 2012 The American Association for Thoracic Surgery Terms and Conditions

2. Figure 1
Enrollment and exclusion criteria. CABG, Coronary artery bypass grafting; STS, Society of Thoracic Surgeons.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2012 The American Association for Thoracic Surgery Terms and Conditions

3. Figure 2
Primary outcomes: mortality (A) and stroke (B). Note that stroke definition changed from permanent central nervous system deficit persisting for more than 24 hours during 2000–2008 to a central nervous system deficit persisting for more than 72 hours in CABG, Coronary artery bypass grafting.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2012 The American Association for Thoracic Surgery Terms and Conditions