Table 4 Sensitivity, specificity, positive and negative likelihood ratio in each cut off points
From: Risk factors for adverse reactions from contrast agents for computed tomography
Cut off point | Sensitivity (%) | Specificity (%) | Positive likelihood ratio | Negative likelihood ratio |
|---|---|---|---|---|
1 | 79.6 | 59.3 | 1.96 | 0.34 |
3 | 45.5 | 79.9 | 2.26 | 0.68 |
6 | 17.1 | 97.1 | 5.9 | 0.85 |
9 | 7.6 | 99.1 | 8.4 | 0.93 |