Comparison of the PIPAS severity score tool and the QSOFA criteria for predicting in-hospital mortality of peritonitis in a tertiary hospital in Uganda: a prospective cohort study

Table 2 Discriminative ability of the PIPAS severity score tool and the qSOFA for in-hospital mortality of peritonitis

Classifier (tool)	AUC	Bias	Bootstrap standard error	95% confidence interval
PIPAS severity score	0.893	< 0.0001	0.047	0.801–0.986 (N) 0.794–0.976 (P) 0.787–0.974 (BC)
qSOFA score	0.7701	0.00023	0.077	0.620–0.920 (N) 0.609–0.914 (P) 0.603–0.906 (BC)

AUC: Area Under the ROC Curve; N: normal confidence interval; P: percentile confidence interval; BC: Bias corrected confidence interval

ISSN: 1471-2482