1. Effect of age in the bypass angioplasty revascularization investigation (BARI) randomized trial 
Charles J. Mullany, MB, MS, Michael B. Mock, MD, Maria Mori Brooks, PhD, Sheryl F. Kelsey, PhD, Norma M. Keller, MD, Kim Sutton- Tyrrell, DrPH, Katherine M. Detre, MD, Robert L. Frye, MD 
The Annals of Thoracic Surgery 
Volume 67, Issue 2, Pages (February 1999)
DOI: /S (98)

2. Fig 1
Incidence of angina at baseline and at yearly intervals in 1,829 patients assigned to either percutaneous transluminal coronary angioplasty (PTCA) or coronary artery bypass grafting (CABG), according to age group: younger than 65 years or 65 years or older.
∗Younger versus older patients.
The Annals of Thoracic Surgery  , DOI: ( /S (98) )

3. Fig 2
Cumulative risk of repeat procedures in 1,829 patients assigned to undergo either percutaneous transluminal coronary angioplasty (PTCA) or coronary artery bypass grafting (CABG), according to age group: younger than 65 years or 65 years or older. (NS = not significant.)
The Annals of Thoracic Surgery  , DOI: ( /S (98) )