Table 3 Results for the competing risk outcome setting. Brier (full model) 20.4 and Brier (null model) 25.0
From: The index of prediction accuracy: an intuitive measure useful for evaluating risk prediction models
| Variable | Units | Odds ratio | 95% CI | p value | IPA (%) at 4 years |
|---|---|---|---|---|---|
| Full model | 18.26 | ||||
| Loss in IPA (%) compared to full model | |||||
| Age | 5 years | 1.00 | [0.69;1.46] | 0.981 | − 0.20 |
| PSA density | Twofold | 1.03 | [0.76;1.39] | 0.870 | 0.45 |
| Percentage of positive biopsies | 5 points | 1.04 | [0.90;1.21] | 0.605 | 1.85 |
| Maximum tumor involvement | Twofold | 1.26 | [0.98;1.62] | 0.070 | − 1.53 |
| cT stage | cT1 | Ref | − 2.40 | ||
| cT2 | 1.90 | [0.93;3.89] | 0.077 | ||
| Diagnostic GS | GNA | Ref | 6.20 | ||
| 3 and 3 | 0.66 | [0.27;1.58] | 0.347 | ||
| 3 and 4 | 1.51 | [0.51;4.52] | 0.458 | ||
| ERG status | Negative | Ref | 9.01 | ||
| Positive | 2.23 | [1.30;3.83] | 0.004 |