1. Validation of a Prediction Model for Vaginal Birth After Caesarean
Nils Chaillet, PhD, Emmanuel Bujold, MD, MSc, Eric Dubé, MSc, William A. Grobman, MD, MBA 
Journal of Obstetrics and Gynaecology Canada  
Volume 35, Issue 2, Pages (February 2013)
DOI: /S (15)31015-X
Copyright © 2013 Society of Obstetricians and Gynaecologists of Canada Terms and Conditions

2. Figure 1
Receiver operating curve with the area under the curve for the VBAC success prediction model (n = 3113). AUC = 0.72 (0.70 to 0.74)
Journal of Obstetrics and Gynaecology Canada   , DOI: ( /S (15)31015-X)
Copyright © 2013 Society of Obstetricians and Gynaecologists of Canada Terms and Conditions

3. Figure 2 Observed versus predicted VBAC success rate of the model
The diagonal dotted line represents the ideal model. The solid line represents the observed performance of the model. The two dashed lines represent the 95% CI of the model (n = 3113)
Journal of Obstetrics and Gynaecology Canada   , DOI: ( /S (15)31015-X)
Copyright © 2013 Society of Obstetricians and Gynaecologists of Canada Terms and Conditions