Anti-CCP titer cut-off | Erosions | Larsen score ≥ 15 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
 | Sensitivity | Specificity | Accuracy | LR+ve | LR-ve | Sensitivity | Specificity | Accuracy | LR+ve | LR-ve |
1 | 0.80 | 0.54 | 0.65 | 1.7 | 0.4 | 0.88 | 0.52 | 0.63 | 1.8 | 0.2 |
2 | 0.59 | 0.86 | 0.74 | 4.2 | 0.5 | 0.69 | 0.82 | 0.78 | 3.8 | 0.4 |
3 | 0.56 | 0.89 | 0.75 | 5.0 | 0.5 | 0.66 | 0.85 | 0.79 | 4.4 | 0.4 |
4 | 0.54 | 0.90 | 0.74 | 5.3 | 0.5 | 0.62 | 0.86 | 0.79 | 4.6 | 0.4 |
5 | 0.53 | 0.90 | 0.74 | 5.2 | 0.5 | 0.61 | 0.86 | 0.79 | 4.5 | 0.5 |
10 | 0.50 | 0.91 | 0.73 | 5.5 | 0.6 | 0.57 | 0.87 | 0.78 | 4.5 | 0.5 |