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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