Table 3.
Variable | Area under the ROC (the minimum positive predictive value of 90%) | Cutoff point | Positive predictive value | Negative predictive value | Sensitivity | Specificity |
Amount of consumed poison | 0.945 (0.87-1.0) | 22.5 | 93.3 | 98.3 | 93.3 | 98.3 |
ROC: Receiver operating characteristic.