Table 5 Observed and estimated survival rates
Age groups | |||
|---|---|---|---|
Overall survival rate | ≤ 17 | 18–54 | ≥ 55 |
Observed | 94.7% | 94.7% | 83.6% |
Estimated (TRISS) | 91.4% | 90.9% | 81.5% |
Absolute difference | 3.2% | 3.8% | 2.1% |
Survival rate for ISS ≥ 25 | ≤ 17 | 18–54 | ≥ 55 |
Observed | 82.7% | 83% | 61% |
Estimated (TRISS) | 74.8% | 71.2% | 43.1% |
Absolute difference | 7.9% | 11.8% | 17.9% |