Table 5 ROC table (Total OD score)
From: Creating and evaluating the score to assess overdose: the OD score
Total OD score | Specificity | Sensitivity | True positive | True negative | False positive | False negative | |
|---|---|---|---|---|---|---|---|
15 | 1 | 0.0424 | 5 | 144 | 0 | 113 | |
14 | 1 | 0.2627 | 31 | 144 | 0 | 87 | |
13 | 1 | 0.4915 | 58 | 144 | 0 | 60 | |
12 | 0.9931 | 0.6441 | 76 | 143 | 1 | 42 | |
11 | 0.9931 | 0.7881 | 93 | 143 | 1 | 25 | |
10 | 0.9861 | 0.8644 | 102 | 142 | 2 | 16 | |
9 | 0.9792 | 0.8983 | 106 | 141 | 3 | 12 | |
Cut-off value | 8 | 0.9514 | 0.9576 | 113 | 137 | 7 | 5 |
7 | 0.9028 | 0.9915 | 117 | 130 | 14 | 1 | |
6 | 0.8681 | 1 | 118 | 125 | 19 | 0 | |
5 | 0.8125 | 1 | 118 | 117 | 27 | 0 | |
4 | 0.6875 | 1 | 118 | 99 | 45 | 0 | |
3 | 0.5208 | 1 | 118 | 75 | 69 | 0 | |
2 | 0.2361 | 1 | 118 | 34 | 110 | 0 | |
1 | 0.0069 | 1 | 118 | 1 | 143 | 0 | |
0 | 0 | 1 | 118 | 0 | 144 | 0 |