Research Article

Cognitive Impairment after Severe Traumatic Brain Injury, Clinical Course and Impact on Outcome: A Swedish-Icelandic Study

Table 2

Patient descriptors ().

Age at injury, years, median (range)42 (17–65)

Gender (female/male)(28/86)

Worst unsedated GCS1 3–8 first 24 hours
median, (range)
5 (3–8)

Cause of injury, (%)Transport accident46 (41)
Fall 50 (44)
Other13 (11)
Missing 5 (4)

Length of stay in intensive care, days, median (range)17 (1–78)

Economic support at time of injury, (%)Employed/self-employed fulltime57 (50)
Study grant 7 (6)
Unemployment benefit or social support11 (10)
Sick pay16 (14)
Other2 8 (7)
Part-time employment/self-employment 6 (5)
Unknown 3 (3)
Missing data 6 (5)

/total (%)

Education <12 years, ,
 missing = 7Female 10/107 (9)
Male 35/107 (33)
Previous brain injury requiring hospitalization, ,
 missing = 9Female 5/105 (5)
Male13/105 (12)
Previous brain injury requiring CT scan of the brain, ,
 missing = 9Female 6/105 (6)
Male 12/105 (11)
Previous mental illness, ,
 missing = 5Female 6/109 (6)
Male 12/109 (11)
Previous learning problem, ,
 missing = 6Female 3/108 (3)
Male 9/108 (8)
Previous memory problems, ,
 missing = 6Female 3/108 (3)
Male 12/108 (11)
Previous difficulty concentrating, ,
 missing = 6Female 3/108 (3)
Male 17/108 (16)

1Conversion from RLS scores to GCS scores for those patients not assessed with GCS ().
2Other economic support.