Evaluation | Serum AFP (400 ng/ml) | DCP (7.5 ng/ml) | AFP + DCP |
Sensitivity (%) | 51.3% | 57.1% | 55.6% |
Specificity (%) | 87.8% | 63.4% | 95.6% |
Positive predictive value (%) | 92.8% | 76.2% | 96.2% |
Negative predictive value (%) | 49.3% | 41.9% | 52.3% |
False positive rate (%) | 12.2% | 36.6% | 43.5% |
False negative rate (%) | 48.7% | 42.9% | 44.4% |
Accuracy | 64.1% | 59.2% | 64.9% |