Table 5 Predictive value of the prediction model for different cutoffs in the total risk score
Cutoff | % in risk group | Sensitivity | Specificity | ∑ | PPV | NPV |
|---|---|---|---|---|---|---|
≥8 | 99.8% | 100.0% | 0.2% | 100.2% | 22.4% | 100.0% |
≥16 | 99.1% | 100.0% | 1.2% | 101.2% | 22.6% | 100.0% |
≥24 | 92.9% | 98.6% | 8.7% | 107.3% | 23.7% | 95.6% |
≥32 | 75.8% | 91.8% | 28.8% | 120.6% | 27.1% | 92.4% |
≥40 | 51.3% | 75.0% | 55.5% | 130.5% | 32.7% | 88.5% |
≥48 | 28.6% | 50.3% | 77.6% | 128.0% | 39.3% | 84.5% |
≥56 | 11.3% | 25.9% | 92.9% | 118.7% | 51.0% | 81.3% |
≥64 | 4.0% | 10.0% | 97.7% | 107.7% | 55.3% | 79.0% |
≥72 | 0.7% | 2.1% | 99.7% | 101.8% | 66.7% | 78.0% |
≥80 | 0.2% | 0.7% | 100.0% | 100.7% | 100.0% | 77.8% |