Table 4.

Addition of biomarkers to PGD grade measured at 24 hours in predicting 90-day mortality.

Biomarker	No. of subjects	AUC (95% CI)	P value
Grade of PGD at 24 hours (Base Model)	304	0.70 (0.59, 0.81)
Biomarker+Base Model
ICAM-1	267	0.75 (0.64, 0.86)	<0.001
RAGE	291	0.72 (0.61, 0.82)	<0.001
SP-D	264	0.72 (0.60, 0.83)	0.001
Protein C	263	0.72 (0.59, 0.85)	<0.001
PAI-1	263	0.73 (0.61, 0.86)	<0.001
ICAM-1+PAI-1	253	0.75 (0.63, 0.87)	<0.001
ICAM-1+sRAGE	257	0.76 (0.65, 0.87)	<0.001

p value is for improvement over the base model