Table 4 Optimal cut-off values for diagnosis of SLN metastasis with MDCT-LG
MDCT-LG variates | Optimal cut-off value | Sensitivity (%) | Specificity (%) | AUC | PPV (%) | NPV (%) |
|---|---|---|---|---|---|---|
Long-axis diameter (mm) | > 13.9 | 54.3 | 87.0 | 0.725 | 78.6 | 84.5 |
Short-axis diameter (mm) | > 9.1 | 62.9 | 92.2 | 0.801 | 64.3 | 79.8 |
Ratio of long-/short-axis (mm) | ≤ 1.7 | 82.9 | 46.8 | 0.679 | 82.9 | 46.8 |
Cortical thickness (mm) | > 3.3 | 76.2 | 88.5 | 0.872 | 72.7 | 90.2 |