Table 3.
Diagnostic performance in predicting prostate cancer based on different PSA levels
| Sensitivity | Specificity | Concordance | |
|---|---|---|---|
| tPSA < 4 ng/mL | |||
| f/tPSA | 12.50% | 60.70% | 50.00% |
| PSAD | 0.00% | 92.90% | 72.22% |
| (f/t)/PSAD | 0.00% | 100.00% | 77.78% |
| fPSAD | 0.00% | 100.00% | 77.78% |
| 4 ≤ tPSA ≤ 10 ng/mL | |||
| f/tPSA | 93.30% | 49.50% | 55.56% |
| PSAD | 93.30% | 52.70% | 58.33% |
| (f/t)/PSAD | 33.30% | 91.40% | 83.33% |
| fPSAD | 13.30% | 98.90% | 87.04% |
| tPSA > 10 ng/mL | |||
| f/tPSA | 57.70% | 39.60% | 49.50% |
| PSAD | 99.50% | 11.50% | 59.90% |
| (f/t)/PSAD | 86.90% | 69.80% | 79.21% |
| fPSAD | 89.20% | 87.90% | 88.61% |