1. Impact of Perioperative Acute Kidney Injury as a Severity Index for Thirty-Day Readmission After Cardiac Surgery 
Jeremiah R. Brown, PhD, MS, Chirag R. Parikh, MD, PhD, Cathy S. Ross, MS, Robert S. Kramer, MD, Patrick C. Magnus, MBBS, MPH, Kristine Chaisson, CCRN, MS, Richard A. Boss, MD, Robert E. Helm, MD, Susan R. Horton, DNP, FNP, Patricia Hofmaster, PhD, Helen Desaulniers, RN, Pamela Blajda, Benjamin M. Westbrook, MD, Dennis Duquette, BA, ADN, Kelly LeBlond, RN, Reed D. Quinn, MD, Cheryl Jones, RN, Anthony W. DiScipio, MD, David J. Malenka, MD 
The Annals of Thoracic Surgery 
Volume 97, Issue 1, Pages (January 2014)
DOI: /j.athoracsur
Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

2. Fig 1
Thirty-day readmission rates of patients without acute kidney injury (no AKI), developing AKI stage 1, AKI stage 2, and AKI stage 3.
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions

3. Fig 2
Odds ratios and 95% confidence interval (CI) for 30-day readmission.
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2014 The Society of Thoracic Surgeons Terms and Conditions