Performance of Different Cutoff Parameters for Predicting Success of Weaning to Room Air
| Cutoff | Sensitivity, % | Specificity, % | Positive Predictive Value, % | Negative Predictive Value, % |
|---|---|---|---|---|
| Fio2 of ≤0.23 | 76.19 | 55.29 | 54.63 | 76.67 |
| Fio2 of ≤0.24 | 79.59 | 47.6 | 51.77 | 76.74 |
| Fio2 of ≤0.25 | 87.76 | 35.1 | 48.86 | 80.22 |
| Saturation of >96% | 66.22 | 55.77 | 51.58 | 69.88 |
| Fio2 of ≤0.23 and saturation of >96% | 45.89 | 83.57 | 66.34 | 68.65 |
| Fio2 of ≤0.24 and saturation of >96% | 48.63 | 80.19 | 63.39 | 68.88 |
| Fio2 of ≤0.25 and saturation of >96% | 54.11 | 75.85 | 61.24 | 70.09 |