Figure 2
![Figure 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fbcr3629/MediaObjects/13058_2013_3447_Fig2_HTML.jpg)
Multivariate Cox regression analysis using various clinical features with (A) and without (B) RIP2 expression for progression-free survival (PFS). *P <0.05. Kaplan-Meier estimator using top and bottom 30% RIP2 expression to segregate ER-positive (C) and tumor >2 cm patient cohorts (D). HR, hazard ratio; n, number of patients.