Table 5. Accuracy of RAS Model for estimating mortality.

RAS, respiratory assessment scoring; AUROC, area under the receiver operating characteristic curve; CI, confidence interval.

Variable	Enrolled patients (n = 252)
AUROC, % (95% CI)	90 (86-94)
Cutoff value	9
Sensitivity, % (95% CI)	80 (68-91)
Specificity, % (95% CI)	84 (79-89)
Positive predictive value, % (95% CI)	55 (43-67)
Negative predictive value, % (95% CI)	95 (91-98)
Positive likelihood ratio (95% CI)	5.05 (3.57-7.15)
Negative likelihood ratio (95% CI)	0.24 (0.14-0.42)