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Table 1 Demographic data

From: Differential temporal profile of lowered blood glucose levels (3.5 to 6.5 mmol/l versus 5 to 8 mmol/l) in patients with severe traumatic brain injury

Parameters

Blood glucose 3.5 to 6.5 mmol/l

Blood glucose 5 to 8 mmol/l

Number of patients

114

114

Men (n [%])

87 (76%)

87 (76%)

Women (n [%])

27 (24%)

27 (24%)

Isolated TBI (n)

40

40

Multiple injuries (n)

74

74

Age (years; mean [range])

41 (18–81)

38 (18–81)

AIS head (mean [range])

25 (9–36)

25 (9–36)

AIS without head (mean [range])

16 (1–55)

16 (1–55)

ISS (mean [range])

34 (16–54)

34 (12–67)

Injured organs (n [range])

2 (1–5)

2 (1–5)

Initial GCS (mean [range])

11 (3–15)

10 (3–15)

CT lesions (n [%])

   EDH

4 (3.5%)

3 (2.6%)

   SDH

8 (7%)

12 (10.5%)

   Contusions

15 (13.2%)

15 (13.2%0

   Generalized oedema

7 (6.1%)

9 (7.9%

   tSAH

3 (2.6%)

6 (5.3%)

   mixed lesions

77 (67.5%)

69 (60.5%)

Surgery (%)

  

   ICP probe

100%

100%

   Fractures

28%

31%

   Craniectomy

4%

4%

ICP > 20 mmHg (n [%])

27 (24%)

33 (29%)

   Nonsurvivors (n [%])

12 (41%)

11 (50%)

   Survivors (n [%])

22 (26%)

17 (18%)

Arterial hypotension (SBP < 90 mmHg; n)

1

1

Mortality (n/n [%])

29/114 (25%)

22/114 (19%)

   Week 1

12/114 (11%)

8/114 (7%)

   Week 2

9/89 (10%)

5/86 (6%)

   Week 3

8/57 (14%)

9/57 (16%)

ICU length (days; median [range])

Survivors

17 (2–48)

15 (2–52)

Deceased

9 (2–23)

11 (2–43)

  1. Demographic data in 228 propensity-matched patients with severe traumatic brain injury (TBI) subjected to two different blood glucose targets: 3.5 to 6.5 mmol/l versus 5 to 8 mmol/l. AIS, abbreviated injury score; CT, computed tomography; EDH, epidural haematoma; GCS, Glasgow Coma Scale; ICP, intracranial pressure; ICU, intensive care unit; ISS, injury severity score; SDH, subdural haematoma; tSAH, traumatic subarachnoid haemorrhage; BP = blood pressure.