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Comparison of the predictive accuracy of the prognostic models.
| Model | Overall survival | |
|---|---|---|
| C-index | AIC | |
| PPARα | 0.621±0.024 | 1894.73 |
| Age | 0.548± 0.02 | 1853.80 |
| PPARα+ Age | 0.636±0.024 | 1825.79 |
| Neoadjuvant treatment | 0.515± 0.01 | 1857.81 |
| PPARα+Neoadjuvant treatment | 0.631± 0.023 | 1825.13 |
| Grade | 0.622± 0.021 | 1827.25 |
| PPARα+Grade | 0.671±0.023 | 1803.68 |
| Stage | 0.692±0.02 | 1790.10 |
| PPARα+Stage | 0.728±0.023 | 1773.80 |
