Table 3.

The predictive capacity of the RASI and other clinical indices for death within 30 days.

Death within 30 Days
	Cutoff	AUC (95%CI)	Sensitivity (%)	Specificity (%)	Hosmer-Lemeshow Test	p Value (vs. RASI)
RASI	1.83	0.73 (0.66–0.81)	69.4	70.6	p = 0.68	−
Lactate	1.60	0.68 (0.60–0.76)	69.4	62.1	p = 0.37	0.231
NEWS2	10	0.72 (0.65–0.80)	49	85.3	p = 0.23	0.698
Shock Index	0.92	0.65 (0.56–0.74)	38.8	85.3	p = 0.81	0.002
ΔSOFA score	4	0.74 (0.66–0.82)	61.2	81	p = 0.49	0.872
qSOFA score	2	0.73 (0.66–0.80)	65.3	67.8	p = 0.58	0.860
SIRS score	2	0.66 (0.58–0.74)	57.1	67.8	p = 0.98	0.081

Abbreviations: AUC: area under the curve; CI: confidence interval; RASI: respiratory adjusted shock index; NEWS2: National Early Warning Score 2; ΔSOFA: delta Sequential Organ Failure Assessment; qSOFA: quick Sequential Organ Failure Assessment; SIRS: systemic inflammatory response syndrome.