Fig. 3

OS curves of advanced-stage patients in high-risk group and low-risk group: (A) training group (n = 609); (B) validation group (n = 318). (The images were created using R version 4.2.1 (https://www.r-project.org)).

OS curves of advanced-stage patients in high-risk group and low-risk group: (A) training group (n = 609); (B) validation group (n = 318). (The images were created using R version 4.2.1 (https://www.r-project.org)).