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Table 5 Observed and estimated survival rates

From: Motorcycle-related trauma:effects of age and site of injuries on mortality. A single-center, retrospective study.

Age groups
Overall survival rate≤ 1718–54≥ 55
 Observed94.7%94.7%83.6%
 Estimated (TRISS)91.4%90.9%81.5%
 Absolute difference3.2%3.8%2.1%
Survival rate for ISS ≥ 25≤ 1718–54≥ 55
 Observed82.7%83%61%
 Estimated (TRISS)74.8%71.2%43.1%
 Absolute difference7.9%11.8%17.9%
  1. TRISS Trauma and Injury Severity Score