Table 2.

Comparison of the ROC curve analysis of BUN/ALB ratio, 1/ALB, and BUN for predicting in-hospital mortality

Parameters	AUC	95% CI	Cut-off value	Sensitivity,%	Specificity,%	Youden’s index	P value
BUN/ALB ratio	0.87	0.81–0.93	0.249	78.3	86.5	0.648	< 0.001
1/ALB	0.73	0.64–0.82	0.028	82.6	56.1	0.387	< 0.001
BUN, mmol/L	0.85	0.77–0.92	9.06	69.6	87.8	0.574	< 0.001

AUC area under the curve, CI confidence interval