Hepatocellular carcinoma treated by conventional transarterial chemoembolization in field-practice: Serum sodium predicts survival

Table 3 Comparisons between receiver operating characteristic curves n (%)

Staging system	AUROC 1 yr	AUROC 2 yr
	(95%CI) [P value]	(95%CI) (P value)
OKUDA	0.492 (0.410-0.574) [0.849]	0.547 (0.478-0.615) [0.185]
CLIP	0.632 (0.548-0.716) [0.002]1	0.603 (0.536-0.670) [0.003]
BCLC	0.600 (0.524-0.676) [0.018]	0.571 (0.502-0.639) [0.045]
TOKYO	0.541 (0.457-0.626) [0.324]	0.582 (0.514-0.650) [0.020]
JIS	0.658 (0.582-0.734) [< 0.001]2	0.576 (0.508-0.644) [0.031]

Significant differences between curves:

¹CLIP vs OKUDA;

²JIS vs OKUDA. AUROC: Area under the curve; CLIP: Cancer of the Liver Italian Program; BCLC: Barcelona Clinic Liver Cancer; JIS: Japanese Integrated System.