Table 3 ROC curves to detect the optimum cut-off values of delta B lines for diagnosis of weaning-induced pulmonary edema
From: Diagnostic accuracy of lung ultrasound in detecting weaning-induced pulmonary edema
Criterion | Sensitivity | Specificity | + LR | − LR | Positive predictive value | Negative predictive value |
|---|---|---|---|---|---|---|
≥ 0 | 100.00 | 0.00 | 1.00 | 23.1 | ||
> 0 | 83.33 | 47.50 | 1.59 | 0.35 | 32.3 | 90.5 |
> 1 | 83.33 | 55.00 | 1.85 | 0.30 | 35.7 | 91.7 |
> 2 | 83.33 | 67.50 | 2.56 | 0.25 | 43.5 | 93.1 |
> 3 | 83.33 | 72.50 | 3.03 | 0.23 | 47.6 | 93.5 |
> 4 | 83.33 | 80.00 | 4.17 | 0.21 | 55.6 | 94.1 |
> 6 | 83.33 | 82.50 | 4.76 | 0.20 | 58.8 | 94.3 |
> 7 | 41.67 | 97.50 | 16.67 | 0.60 | 83.3 | 84.8 |
> 8 | 16.67 | 97.50 | 6.67 | 0.85 | 66.7 | 79.6 |
> 9 | 8.33 | 100.00 | 0.92 | 100.0 | 78.4 | |
> 11 | 0.00 | 100.00 | 1.00 | 76.9 |