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Table 1 Variable components of trauma scoring systems

From: Prediction of mortality in critically-ill elderly trauma patients: a single centre retrospective observational study and comparison of the performance of trauma scores

Scoring system Variable components of the scoring systems
GTOS Age
ISS
Blood transfusion within 24 h
ISS AIS score (1 - minor; 2 - moderate; 3 - serious; 4 - severe; 5 - critical; 6 - unsurvivable) given to 6 body regions (head, face, chest, abdomen, extremities and external)
TRISS ISS
SBP, respiratory rate, GCS
Age (older or younger than 54)
Blunt or penetrating mechanism
Ps17 ISS
Age, Gender, GCS, Intubation
Pre-existing medical conditions (Modified Charlson Index)
  1. AIS abbreviated injury scale; GCS Glasgow coma scale; GTOS geriatric trauma outcome score; ISS injury severity score; PRBCs packed red blood cells; Ps17 Probability of survival score; TRISS trauma injury severity score; SBP systolic blood pressure