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Table 5 Performance of the SOFA score and its components in predicting ICU mortality; N = 36632patients

From: Mortality prediction by SOFA score in ICU-patients after cardiac surgery; comparison with traditional prognostic–models

SOFA components

AUC (CI 95%)*

Brier score (CI 95%)

Ĉ-statistic (CI)*

Ĉ-statistic p-value

SOFA – Total

0.865 (0.864–0.866)

0.012 (0.012–0.012)

16.4 (12.9–25.1)

0.030

SOFA – Respiratory

0.634 (0.630–0.637)

0.013 (0.013–0.013)

9.7 (3.1–19.9)

0.253

SOFA – Coagulation

0.728 (0.726–0.730)

0.013 (0.013–0.013)

37.6 (13.1–61.4)

<  0.001

SOFA – Hepatogenic

0.721 (0.719–0.722)

0.013 (0.013–0.013)

14.2 (8.1–23.7)

0.066

SOFA – Circulation

0.733 (0.730–0.734)

0.013 (0.013–0.013)

81.3 (33.4–134.8)

<  0.001

SOFA – Renal

0.771 (0.763–0.777)

0.013 (0.013–0.013)

40.0 (27.5–54.1)

<  0.011

SOFA – Neurology

0.668 (0.663–0.671)

0.013 (0.013–0.013)

18.7 (8.7–32.9)

0.014

  1. *AUC: area under the receiver operating characteristic curve; Ĉ-statistic: Hosmer and Lemeshow goodness-of-fit Ĉ-statistic; CI: 95% confidence interval
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BMC Anesthesiology

ISSN: 1471-2253

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