**Figure 5.** **tROC curves and Kaplan-Meier survival curves seven PI models.** (**A**) tROC curve for PI-AA model (AUC=0.534). (**B**) tROC curve for PI-AD model (AUC=0.651). (**C**) tROC curve for PI-AP model (AUC=0.652). (**D**) tROC curve for PI-AT model (AUC=0.758). (**E**) tROC curve for PI-ME model (AUC=0.681). (**F**) tROC curve for PI-RI model (AUC=0.719). (**G**) tROC curve for PI-ALL model (AUC=0.678). (**H**) Kaplan-Meier survival curves for PI-AA model (P=0.1487). Average OS time in low and high risk group was 2762 and 4713 days, respectively. (**I**) Kaplan-Meier survival curves for PI-AD model (P<0.001). Average OS time in low and high risk group was 5272 and 3219 days, respectively. (**J**) Kaplan-Meier survival curves for PI-AP model (P<0.001). Average OS time in low and high risk group was 5165 and 3469 days, respectively. (**K**) Kaplan-Meier survival curves for PI-AT model (P<0.001). Average OS time in low and high risk group was 5556 and 2511 days, respectively. (**L**) Kaplan-Meier survival curves for PI-ME model (P<0.001). Average OS time in low and high risk group was 4569 and 3848 days, respectively. (**M**) Kaplan-Meier survival curves for PI-RI model (P<0.001). Average OS time in low and high risk group was 3652 and 3957 days, respectively. (**N**) Kaplan-Meier survival curves for PI-ALL model (P<0.001). Average OS time in low and high risk group was 4787 and 3594 days, respectively.