Table 9. Predictive value of trauma scores.
PPV: positive predictive value; NPV: negative predictive value
| Scoring systems | PPV | NPV | Accuracy |
| GCS | 78.9 | 97.4 | 93.8 |
| ISS | 31.6 | 97.4 | 84.4 |
| RTS | 78.9 | 97.4 | 93.8 |
| TRISS | 84.2 | 97.4 | 94.8 |
| TRISS (Ps) | 84.2 | 96.1 | 93.8 |
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