Table 4 Predictive value for the scoring system and independent risk factors
Variable | Sensitivity (%) | Specificity (%) | Youden index | AUC |
|---|---|---|---|---|
Age (≥ 48/ < 48 years) | 58.0 | 63.0 | 0.21 | 0.613 |
Recurrence between the operation and iodine-131 treatment (no/yes) | 41.0 | 89.0 | 0.30 | 0.651 |
Site of metastasis (single-site/multi-partial metastases) | 36.0 | 94.0 | 0.30 | 0.649 |
Uptake of 18F-FDG (negative/positive) | 73.0 | 94.0 | 0.67 | 0.833 |
Scoring system | 76.0 | 93.0 | 0.69 | 0.898 |