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Table 7 Significant differences between decedents and survivors divided by ISS

From: Mortality in severely injured elderly patients: a retrospective analysis of a German level 1 trauma center (2002–2011)

ISS   Decedents Survivors p value
16-25 Patients 28 39  
  GCS 5 (3 - 10) 12 (9 - 15) = 0.002
  RTS 5.4 (4.3 – 6.6) 6.7 (5.9 – 7.4) = 0.028
  ISS 25 (25 - 25) 18 (17 - 24) < 0.001
  TRISS 0.5 (0.4 – 0.7) 0.8 (0.7 – 0.9) = 0,003
  RISC 63.7 (54.5 – 73.0) 31.4 (23.4 – 39.4) < 0.001
  PTT (sec) 43.6 (24.1 – 63.0) 27.2 (23.7 – 30.8) = 0.012
  Prothrombin value (%) 59.1 (46.7 – 71.5) 82.9 (72.7 – 93.1) = 0.004
  AIS head 5 (4 - 5) 4 (3 - 4) = 0.006
  Intubation at AS 78.6% 36.8% = 0.001
  Mortality proportion 40%  
  RISC overall 44.9  
26-35 Patients 20 3  
  GCS 6 (3 - 8) 14 (13 - 14) = 0.003
  AIS Thorax 0 (0 - 2) 3 (2 - 3) = 0.042
  Male 25% 100% = 0.030
  Mortality proportion 87%  
  RISC overall 62.5  
36-45 Patients 5 3  
  Mortality proportion 62.5%  
  RISC overall 64.5  
> 45 Patients 9 1  
  Mortality proportion 90%  
  RISC overall 93.8  
  1. Categorical variables are presented as median with the interquartile range in parentheses, continuous variables as means with the 95% confidence interval in parentheses, and incidences as percentages; GCS, Glasgow Coma Scale; RTS, Revised Trauma Score; ISS, Injury Severity Score; TRISS, Trauma and Injury Severity Score; RISC, Revised Injury Severity Classification; PTT, Partial Thromboplastin time; AS, Accident scene; AIS, Abbreviated Injury Scale.