BMC Anesthesiology

Table 4 Calibration and discrimination for the scoring methods in predicting hospital mortality

From: Prognosis of critically ill cirrhotic versus non-cirrhotic patients: a comprehensive score-matched study

	Calibration			Discrimination
	goodness-of-fit (χ²)	df	p	AUROC ± SE	95% CI	p
*APACHE III-matched group*
APACHE III
Total population	3.633	8	0.889	0.745 ± 0.040	0.667 – 0.823	<0.001
Cirrhosis	12.304	7	0.091	0.783 ± 0.062	0.662 – 0.904	<0.001
Non-cirrhosis	3.819	8	0.873	0.733 ± 0.055	0.626 – 0.840	<0.001
SOFA
Total population	4.505	8	0.809	0.735 ± 0.039	0.659 – 0.812	<0.001
Cirrhosis	11.243	8	0.188	0.810 ± 0.056	0.700 – 0.920	<0.001
Non-cirrhosis	1.180	6	0.978	0.624 ± 0.060	0.506 – 0.741	NS(0.050)
RIFLE
Total population	3.160	3	0.368	0.621 ± 0.045	0.534 – 0.709	0.010
Cirrhosis	2.008	2	0.366	0.710 ± 0.061	0.590 – 0.830	0.004
Non-cirrhosis	2.475	3	0.480	0.554 ± 0.062	0.431 – 0.676	NS(0.395)
*SOFA-matched group*
APACHE III
Total population	5.093	8	0.748	0.733 ± 0.051	0.633 – 0.834	<0.001
Cirrhosis	15.201	7	0.034	0.767 ± 0.068	0.633 – 0.900	0.001
Non-cirrhosis	1.716	7	0.974	0.706 ± 0.077	0.556 – 0.856	0.014
SOFA
Total population	6.519	6	0.368	0.663 ± 0.053	0.559 – 0.767	0.005
Cirrhosis	6.427	6	0.377	0.742 ± 0.068	0.608 – 0.875	0.003
Non-cirrhosis	5.698	5	0.337	0.543 ± 0.079	0.387 – 0.698	NS(0.609)
RIFLE
Total population	4.609	3	0.203	0.634 ± 0.055	0.527 – 0.742	0.020
Cirrhosis	1.216	2	0.544	0.656 ± 0.074	0.511 – 0.801	NS(0.053)
Non-cirrhosis	4.531	3	0.210	0.594 ± 0.083	0.432 – 0.756	NS(0.262)

Abbreviation: df, degree of freedom; AUROC, areas under the receiver operating characteristic curve; SE, standard error; CI, confidence intervals; APACHE, Acute Physiology and Chronic Health Evaluation; SOFA, sequential organ failure assessment; RIFLE, risk of renal failure, injury to the kidney, failure of kidney function, loss of kidney function, and end-stage renal failure.

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ISSN: 1471-2253

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