Table 3. Comparison of HCC Staging Systems.

Staging System	Discriminatory Ability Linear Trend X2	Homogeneity Likelihood Ratio X2 Test	Akaike Information Criterion; P value of comparison of CLIP to Model	Discrimination for Model Validation Cindex
All patients censored to transplantation (N=428)
CLIP	118.18	127.22	2992.80; N/A	0.8503
JIS Score	101.37	103.98	3014.04; <0.0001	0.8474
UNOS	93.14	94.61	3023.41; <0.0001	0.8393
BCLC	79.49	81.97	3032.05; <0.0001	0.7749
GRETCH	72.98	73.40	3038.61; <0.0001	0.7726
CUPI	56.20	64.45	3047.57; <0.0001	0.7037
Okuda	48.99	53.13	3058.89; <0.0001	0.6889
CTP	35.69	38.00	3074.02; <0.0001	0.6445
All patients with intention to treat survival (N=428)
CLIP	154.91	164.43	3057.86; N/A	0.8157
UNOS	136.97	156.90	3073.79; <0.0001	0.7885
JIS Score	130.20	143.95	3080.56; <0.0001	0.7822
BCLC	118.78	133.89	3087.99; <0.0001	0.7761
GRETCH	95.41	111.55	3109.36; <0.0001	0.6927
CUPI	71.06	71.92	3133.70; <0.0001	0.6885
Okuda	49.45	50.21	3155.31; <0.0001	0.6314
CTP	34.32	35.33	3170.45; <0.0001	0.5287
Patients who did not receive transplantation (N=364)
CLIP	108.36	114.83	2793.34; N/A	0.8519
JIS Score	92.88	94.34	2811.83; <0.0001	0.8328
UNOS	80.40	81.58	2824.58; <0.0001	0.8256
BCLC	70.12	70.57	2831.59; <0.0001	0.7586
GRETCH	67.14	68.03	2832.14; <0.0001	0.7545
CUPI	52.01	58.40	2841.76; <0.0001	0.7057
Okuda	47.90	50.44	2849.73; <0.0001	0.6887
CTP	35.04	36.18	2863.99; <0.0001	0.6610

Abbreviations: BCLC: Barcelona Clinic Liver Cancer; CLIP: Cancer of the Liver Italian Program; CTP: Child-Turcotte- Pugh; CUPI: Chinese University Prognostic Index; GRETCH: Group d'Etude et de Traitement du Carcinome Hepatocellulaire; JIS: Japanese Integrated System; UNOS: United Network for Organ Sharing