TABLE 3.
Risk score analysis of in PD with different stages.
Score | 0–4.55 | 4.55–8.91 | PPVa | NPVb |
Training set (n = 60) | 0.95 | 0.97 | ||
PD (stage 2–5) | 3 | 58 | ||
PD (stage 1) | 57 | 2 | ||
Validation set (n = 240) | 0.81 | 0.85 | ||
PD (stage 2–5) | 45 | 205 | ||
PD (stage 1) | 195 | 35 |
aPPV, positive predictive value. bNPV, negative predictive value.