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Accuracy of US scoring system.
| Histopathology | Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|---|
| A = liver morphological score | Stage | 90.3% | 47.7% | 73.9% | 75% |
| Grade | 84.1% | 44.1% | 78.4% | 53.6% | |
| B = liver morphological score + liver, spleen, and portal vein size | Stage | 44.4% | 88.6% | 86.5% | 49.4% |
| Grade | 41.5% |
91.2% | 92% | 39.2% |
