1. Improving Risk Adjustment for Mortality After Pediatric Cardiac Surgery: The UK PRAiS2 Model 
Libby Rogers, MMath, Katherine L. Brown, MPH, MD, Rodney C. Franklin, FRCP, MD, Gareth Ambler, PhD, David Anderson, FRCS, MD, David J. Barron, FRCS, MD, Sonya Crowe, PhD, Kate English, MRCP, MBChB, John Stickley, BS, Shane Tibby, MBChB, MSc, Victor Tsang, FRCS, MS, Martin Utley, PhD, Thomas Witter, RN, Christina Pagel, PhD 
The Annals of Thoracic Surgery 
Volume 104, Issue 1, Pages (July 2017)
DOI: /j.athoracsur
Copyright © 2017 The Authors Terms and Conditions

2. Fig 1
Inclusions and exclusions from the development dataset. (NCHDA = National Congenital Heart Disease Audit.)
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2017 The Authors Terms and Conditions

3. Fig 2
The receiver-operating characteristic curve of the model tested on the validation dataset (area under the receiver-operating characteristic curve = 0.86).
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2017 The Authors Terms and Conditions