Table 3.
Diagnostic performance of each significant factor in prediction of early recurrence
| Characteristic | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | Accuracy (%) |
|---|---|---|---|---|---|
| MR imaging finding | |||||
| Corona enhancement | 41.5 (22/53) | 88.0 (44/50) | 78.6 (22/28) | 58.7 (44/75) | 64.1 (66/103) |
| Peritumoral hypointensity on HBP | 35.8 (19/53) | 90.0 (45/50) | 79.2 (19/24) | 57.0 (45/79) | 62.1 (64/103) |
| Satellite nodule | 20.8 (11/53) | 98.0 (49/50) | 91.7 (11/12) | 53.8 (49/91) | 58.3 (60/103) |
| Tumor marker | |||||
| Serum AFP level > 400 ng/mL | 47.2 (25/53) | 74.0 (37/50) | 65.8 (25/38) | 56.9 (37/65) | 60.2 (62/103) |
AFP alpha-fetoprotein, HBP hepatobiliary phase, MR magnetic resonance, NPV negative predictive value, PPV positive predictive value