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Table 3 Differences between survivors and decedents

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

  Decedents Survivors p value
GCS 4 (3 - 9) 12 (6 - 15) < 0.001*
RTS 5.2 (4.5 – 5.9) 6.6 (5.8 – 7.3) = 0.003*
ISS 26 (25 - 33) 20 (17 - 25) < 0.001*
TRISS 0.4 (0.3 – 0.6) 0.8 (CI 0.7 – 0.9) < 0.001*
RISC 69.6 (63.4 – 75.9) 34.5 (27.0 – 42.1) < 0.001*
AIS Head 5 (4 - 5) 4 (3 - 4) = 0.006*
ASA 2 (2 - 2) 2 (2 - 2) = 0.325
Age 81.9 (80.7 – 83.2) 82.6 (81.1 – 84.2) = 0.511
SBR AS 140 (100 - 160) 140 (120 - 160) = 0.381
Heart rate AS 88 (80 - 100) 88 (80 - 100) = 0.839
Oxygen saturation AS (%) 90 (80 - 96) 93 (89 - 96) = 0.117
SBP TR 125 (93 - 152) 142 (113 - 161) = 0.070
Heart rate TR 87 (70 - 107) 87 (76 - 100) = 0.804
Oxygen saturation TR (%) 99 (96 - 100) 98 (95 - 100) = 0.396
Hb (g/dl) 10.5 (9.9 – 11.1) 11.6 (11.0 – 12.3) = 0.004*
PTT (sec.) 41.1 (30.0 – 52.3) 27.6 (24.4 – 30.8) = 0.008*
Prothrombin ratio (%) 66.5 (57.3 – 75.6) 82.8 (73.9 – 91.8) = 0.016*
Base excess -4.6 (-6.3 - -3.0) -2.7 (-4.5 – 1.0) = 0.129
Lactate (mmol/l) 2.9 (1.8 – 3.9) 1.6 (1.1 – 2.0) = 0.043*
ICU stay (days) 6.5 (3.6 – 9.5) 15.6 (10.0 – 21.1) < 0.001*
Hospital stay (days) 7.5 (4.4 – 10.6) 20.2 (14.9 – 25.5) < 0.001*
Pre-hospital volume (ml) 875.0 (698.1 – 1051.9) 869.6 (665.1 – 1074.1) = 0.982
TR volume (ml) 1506.6 (1153.2 – 1860.0) 1283.4 (876.9 – 1690.0) = 0.252
Total volume (ml) 2439.7 (1966.4 – 2913.1) 2215.5 (1613.8 – 2817,2) = 0.321
Time in TR (min) 51.9 (45.8 – 58.0) 54.7 (46.9 – 62.4) = 0.710
Gender Male 37.1% 40% = 0.760
Rate of whole-body CT 53.6% 56.8% = 0.763
MOF 51% 23.3% = 0.006*
Sepsis 15.8% 25.0% = 0.249
Intubation at AS 77.4% 40% < 0.001*
Intubation in TR 40.7% 43.5% = 0.773
  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; *significant differences.