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Table 3 Injury characteristics and therapeutic variables in substance abuse versus no substance abuse groups.

From: Effects of acute substance use and pre-injury substance abuse on traumatic brain injury severity in adults admitted to a trauma centre

Variables

Substance abuse (CAGE ≥2)

n = 23

No substance abuse (CAGE <2)

n = 65

Glasgow coma scale (GCS)

  

   Mean ± SD

7.7 ± 3.2

7.7 ± 3.1

Injury severity sore (ISS)

  

   Mean ± SD

30.1 ± 12.9

28.3 ± 13.0

Intracranial surgery

  

   Rate

52%

35%

Intracranial pressure (ICP)

  

   Measurement rate

57%

47%

Artificial ventilation

  

   Rate

81%

68%

Tracheostomy

  

   Rate

57%

39%

Artificial ventilation days

  

   Median (IQR)

12 (19)

2 (15)

Medical complications >1

  

   Rate

30%

15%

ICU length of stay

  

   Median (IQR)

9 (15)

4.5 (12)

Length of acute hospital stay

  

   Median (IQR)

9 (12)

7.5 (10)

Glasgow outcome scale (GOS)

  

   Level ≥4

30%

45%

  1. ICU = Intensive Care Unit; IQR = interquartile range