Table 3.

C-index and AUC of prognostic staging systems for Training and Validation cohort

	Training cohort				Validation cohort
Models	C-index	95% CI	AUC	95% CI	C-index	95% CI	AUC	95% CI
Nomogram1	0.708	0.673–0.743	0.736	0.690–0.778	0.752	0.691–0.813	0.784	0.709–0.847
Nomogram2	0.706	0.673–0.739	0.714	0.667–0.757	0.714	0.647–0.781	0.677	0.595–0.751
ALBI	0.616	0.583–0.649	0.659	0.611–0.705	0.664	0.593–0.735	0.691	0.610–0.764
TNM	0.606	0.573–0.639	0.656	0.607–0.702	0.649	0.578–0.720	0.669	0.587–0.744
BCLC	0.609	0.582–0.636	0.628	0.579–0.674	0.608	0.547–0.669	0.631	0.547–0.708
CHILD	0.629	0.598–0.660	0.672	0.625–0.718	0.677	0.612–0.742	0.722	0.643–0.793