Table 2.
Sensitivities, specificities, positive predictive values, negative predictive values, and accuracies in predicting the development of tissue necrosis.
| Variable | Sensitivity (%) | Specificity (%) | PPV # (%) | NPV # (%) | Accuracy (%) |
|---|---|---|---|---|---|
| Initial local swelling | 87.50 | 89.47 | 77.78 | 94.44 | 88.89 |
| time × serum level (Cut-off point 3500) |
62.50 | 84.21 | 62.50 | 84.21 | 77.78 |
| Initial necrosis | 50.00 | 100 | 100 | 82.61 | 85.19 |
| Presentation time | 62.50 | 78.95 | 55.56 | 83.33 | 74.07 |
# PPV/NPV: Positive and Negative Predictive Values.