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Table 2 Patient demographics and injury characteristics for survivors and non-survivors

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

Variable All patients (n = 255) Survivors (n = 193) Non-survivors (n = 62)
Age, years
 Median (IQR) 74 (69–80) 73 (69–79) 77 (71–84)
 65–74 135 (52.9%) 109 (56.5%) 26 (41.9%)
 75–84 90 (35.3%) 66 (34.2%) 24 (38.7%)
 85–94 29 (11.4%) 17 (8.8%) 12 (19.4%)
  > 95 1 (0.4%) 1 (0.5%) 0
Gender
 Female 84 (32.9%) 69 (35.8%) 15 (24.2%)
 Male 171 (67.1%) 124 (64.2%) 47 (75.8%)
Co-morbidity
 Any 219 (85.9%) 167 (86.5%) 52 (83.9%)
 Hypertension 98 (38.4%) 79 (40.9%) 19 (30.6%)
 Heart disease 75 (29.4%) 59 (30.6%) 16 (25.8%)
 Asthma/COPD 47 (18.4%) 32 (16.6%) 15 (24.2%)
 Diabetes 28 (11.0%) 21 (10.9%) 7 (11.3%)
 CVA/TIA 24 (9.4%) 18 (9.3%) 6 (9.7%)
Mechanism of injury
 Vehicle incident 138 (54.1%) 103 (53.4%) 35 (56.5%)
 Fall > 2 m 92 (36.1%) 71 (36.8%) 21 (33.9%)
 Stabbing 8 (3.1%) 7 (3.6%) 1 (1.6%)
 Blow(s) 8 (3.1%) 7 (3.6%) 1 (1.6%)
 Other 9 (3.5%) 5 (2.6%) 4 (6.5%)
Most severely injured body region
 Head 102 (40.0%) 72 (37.3%) 30 (48.4%)
 Multiple 48 (18.8%) 38 (19.7%) 10 (16.1%)
 Chest 46 (18.0%) 36 (18.7%) 10 (16.1%)
 Limbs 23 (9.0%) 19 (9.8%) 4 (6.5%)
 Spine 21 (8.2%) 18 (9.3%) 3 (4.8%)
 Abdo 10 (3.9%) 9 (4.7%) 1 (1.6%)
 Other 4 (1.6%) 0 4 (6.5%)
 Face 1 (0.4%) 1 (0.5%) 0
Length of stay
 Median (IQR)
  Intensive care 5 (2–10) 5 (2–12) 2 (1–5)
  Hospital 13 (6–24) 16 (9–30) 3.5 (1–8)
  1. COPD Chronic obstructive pulmonary disease; CVA cerebrovascular accident; IQR interquartile range; ISS Injury Severity Score; TIA transient ischaemic attack