1. Younger age and valve oversizing are predictors of structural valve deterioration after pulmonary valve replacement in patients with tetralogy of Fallot 
Peter C. Chen, MD, Maggie S. Sager, BA, David Zurakowski, PhD, Frank A. Pigula, MD, Christopher W. Baird, MD, John E. Mayer, MD, Pedro J. del Nido, MD, Sitaram M. Emani, 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
Freedom from reintervention and structural valve deterioration (SVD). PVR, Pulmonary valve replacement.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2012 The American Association for Thoracic Surgery Terms and Conditions

3. Figure 2
Effect of age on freedom from structural valve deterioration. PV, Pulmonary valve; PVR, pulmonary valve replacement.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2012 The American Association for Thoracic Surgery Terms and Conditions

4. Figure 3
Logistic regression curve predicting the probability of structural valve deterioration (SVD) according to indexed valve internal diameter in younger patients.
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2012 The American Association for Thoracic Surgery Terms and Conditions