Table 3. Measure of performance predicting 28-day mortality by using different scoring systems(n = 102) ^a.

	Sensitivity	Specificity	+LR	-LR	AUC
Immune score	65.0	85.54	4.50	0.41	0.846 (0.751–0.940)
SOFA	61.9	75.29	2.51	0.51	0.739 (0.611–0.867)
Charlson index	95.0	18.82	1.17	0.27	0.578 (0.460–0.734)
APACHE II	71.43	55.29	1.60	0.52	0.597 (0.446–0.710))

^a One patient had no baseline Charlson index.