Table 11.

ROC curve analysis of independent prognostic factors after PSM

Marker	Cut off	AUC	Specificity	Sensitivity	Youden_index
Maximum diameter of tumor	9.085	0.818	90.91%	73.33%	64.24%
ECOG PS	-	0.763	90.91%	61.67%	52.58%
Treatment	-	0.686	77.27%	60.00%	37.27%

Note: ROC, Receiver operating characteristics; ECOG PS, Eastern Cooperative Oncology Group performance status; AFP, Alpha-fetoprotein; HR, Hazard Ratio; S.E., Standard Error; AUC, Area Under the Curve; PSM, Propensity Score Matching.