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Table 2 Test characteristics

From: External validation of the APPS, a new and simple outcome prediction score in patients with the acute respiratory distress syndrome

 

ROC

CI

Cutoff

Sens

Spec

LR+

LR−

Complete cohort (N = 439)

 APPS

0.62

0.56–0.67

5.5

0.63

0.56

1.43

0.66

 Recalibrated APPS

0.63

0.58–0.68

5.5

0.63

0.56

1.43

0.66

Sensitivity analysis (N = 151)

 APPS

0.62

0.54–0.71

5.5

0.38

0.85

2.53

0.73

 Recalibrated APPS

0.64

0.55–0.73

5.5

0.48

0.78

2.18

0.37

  1. ROC receiver operating characteristics curve, CI 95 % confidence interval of area under the ROC curve, Sens sensitivity, Spec specificity, LR likelihood ratio