Table 1 Baseline patient characteristics

Number

29

107

Age (years)

33 ± 3

31 ± 1

0.5

Male sex (%)

26 (90%)

98 (92%)

0.75

APACHE II score

20 ± 1

19 ± 1

0.35

SAPS II score

42 ± 2

39 ± 1

0.36

ISS score

33 ± 2

34 ± 1

0.79

GCS score

5.2 ± 0.5

6.5 ± 0.4

0.04

Type of injury (n [%])

   Head

20 (69%)

66 (62%)

0.47

   Maxillofacial

10 (34%)

17 (16%)

0.03

   Chest

11 (38%)

51 (48%)

0.35

   Abdomen

3 (10%)

14 (13%)

0.69

   Spinal cord

1 (3%)

17 (16%)

0.08

   Pelvic/lower extremities

10 (34%)

40 (37%)

0.77

Percutaneous tracheostomy (n [%])

21 (72%)

75 (70%)

0.81