1. Influence of renal insufficiency on limb loss and mortality after initial lower extremity surgical revascularization 
Ann M O'Hare, MA, MD, Anton N Sidawy, MD, Joe Feinglass, PhD, Kendra Magee Merine, MD, Jennifer Daley, MD, Shukri Khuri, MD, William G Henderson, PhD, Kirsten L Johansen, MD 
Journal of Vascular Surgery 
Volume 39, Issue 4, Pages (April 2004)
DOI: /j.jvs

2. Fig 1
Percentage of patients in each group with renal insufficiency with amputation (light gray bars), death (dark gray bars), or either outcome (black bars) during the year after lower extremity revascularization.
Journal of Vascular Surgery  , DOI: ( /j.jvs )