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. 2019 Apr 9;9:255. doi: 10.3389/fonc.2019.00255

Figure 3.

Figure 3

Clinical recurrence-free survival stratified by risk according to radiomic signature. Kaplan-Meier curves showing clinical recurrence-free survival in patients stratified by radiomic signature risk and classification in the WCSUH-SCU training cohort (A), the WCSUH-SCU internal validation cohort (B), and the HNPPH independent external validation cohort (C). High-risk and low-risk curves were compared with the log-rank test. WCSUH-SCU, West China Second University Hospital of Sichuan University; HNPPH, Henan Provincial People's Hospital.