Table 3.
Validation characteristics used to determine classification scores
Total score | Sensitivity | Specificity | PPV | NPV | Youden index | Classification |
---|---|---|---|---|---|---|
3 | 89.5 % | 85.0 % | 85.0 % | 89.4 % | 0.745 | |
4 | 89.5 % | 90.0 % | 89.5 % | 90.0 % | 0.795 | possible delirium |
5 | 84.2 % | 90.0 % | 88.9 % | 85.7 % | 0.742 | |
6 | 84.2 % | 95.0 % | 94.1 % | 86.4 % | 0.792 | |
7 | 78.9 % | 95.0 % | 94.0 % | 82.0 % | 0.739 | |
8 | 63.2 % | 95.0 % | 92.3 % | 73.1 % | 0.582 | |
9 | 63.2 % | 100.0 % | 100.0 % | 74.1 % | 0.632 | delirium |
10 | 57.9 % | 100.0 % | 100.0 % | 71.0 % | 0.579 |
PPV Positive Predictive Value, NPV Negative Predictive Value