| Maximum accuracy(proportion of cases correctly classified) | Minimum value forsensitivity ≥ 0.95 | ||
---|---|---|---|---|
 | PsC vs. PsA | HC vs. PsA | PsC vs. PsA | HC vs. PsA |
 | MMP-3 | |||
Threshold (ng/mL) | 14.51 | 7.21 | 8.22 | 8.32 |
Sensitivity | 0.76 | 0.99 | 0.96 | 0.95 |
Specificity | 0.60 | 0.12 | 0.16 | 0.20 |
AUC (95% CI) | 0.70 (0.65, 0.75) | 0.66 (0.59, 0.74) | 0.70 (0.65, 0.75) | 0.66 (0.59, 0.74) |
 | M-CSF | |||
Threshold (ng/mL) | 0.05 | 0.02 | 0.10 | 0.02 |
Sensitivity | 0.99 | 1.00 | 0.95 | 1.00 |
Specificity | 0.01 | 0.00 | 0.02 | 0.00 |
AUC (95% CI) | 0.34 (0.29, 0.40) | 0.24 (0.17, 0.31) | 0.34 (0.29, 0.40) | 0.24 (0.17, 0.31) |
 | PsA cases: Non-RAD vs. RAD | PsA cases: Non-RAD vs. RAD | ||
 | Dkk-1 | |||
Threshold (ng/mL) | 4.96 | 0.91 | ||
Sensitivity | 0.15 | 0.96 | ||
Specificity | 0.94 | 0.05 | ||
AUC (95% CI) | 0.56 (0.44, 0.67) | 0.56 (0.44, 0.67) | ||
 | OPG | |||
Threshold (ng/mL) | 3.88 | 0.08 | ||
Sensitivity | 0.00 | 0.95 | ||
Specificity | 0.99 | 0.08 | ||
AUC (95% CI) | 0.47 (0.39, 0.56) | 0.47 (0.39, 0.56) |