Table 1.

Demographics

Demographics	Agitation N = 17	No agitation N = 13	All patients N = 30
Median age, years (IQR)	60 (46.5)	66.0 (39)	64.5 (41.3)
Median APACHE 2 (IQR)	16.0 (9.0)	17.0 (10.5)	16.5 (9.25)
Median Injury Severity Score (IQR)	26.0 (14.0)	22.0 (26.5)	26.0 (18.0)
ICU admission GCS	6.0 (IQR 4.5)	13.0 (IQR 11.5)	6.0 (10.3)
Male sex	15 (88.2%)*	7 (53.8%)	22 (73.3%)
Primary language at home
French	13 (76.4%)	12 (92.3%)	25 (83.3%)
English	1 (5.9%)	1 (7.7%)	2 (6.7%)
Other	3 (17.6%)	0	3 (10.0%)
Highest education level completed
Primary	5 (29.4%)	3 (23.1%)	8 (25.8%)
Secondary	10 (58.8%)	7 (53.8%)	16 (51.6%)
University	2 (11.8%)	3 (23.1%)	5 (16.1%)
TBI severity
Severe	4 (23.5%)	5 (38.5%)	9 (30.0%)
Moderate	11 (64.7%)	2 (15.4%)	13 (43.3%)
Mild complex	2 (11.8%)	6 (46.2%)	8 (26.7%)
TBI mechanism
Falls	9 (52.9%)	6 (46.2%)	15 (50%)
MVA	7 (41.2%)	6 (46.2%)	13 (43%)
Other	1 (7.7%)	1 (5.9%)	2 (7%)
Localization of lesions
No lesions	1 (5.9%)	2 (15.4%)	3 (10%)
Frontal	8 (47.1%)	3 (23.1%)	11 (36.7%)
Temporal	0 (0%)	1 (7.7%)	1 (3.3%)
Fronto-temporal	5 (29.4%)	7 (53.8%)	12 (40%)
Parieto-occipital	10 (58.8%)	4 (30.8%)	14 (46.7%)
Marshall score, median (range)	2 (1-6)	1 (1-5)	1.5 (1-6)
Rotterdam score, median (range)	3 (1-5)	3 (2-6)	3 (1-6)
Hearing impairment	3 (17.6%)	2 (15.4%)	5 (16.7%)
Attention deficit hyperactivity disorder	4 (23.5%)	0	4 (13.3%)
Ethanol positive screening on admission	4 (23.5%)	3 (23.1%)	7 (23.3%)
Active alcohol use	2 (11.8%)	0	2 (6.7%)
Active drug use (< 7 days)*	5 (29.4%)	0	5 (16.7%)
Active smoking	6 (35.3%)	4 (30.8%)	10 (33.3%)

Data are presented as median (IQR), or N (%) unless otherwise stated. *P < 0.05; other comparisons are non-significant

APACHE Acute Physiology and Chronic Health Evaluation, ICU intensive care unit, IQR interquartile range, GCS Glasgow Coma Scale, MVA motor vehicle accident, TBI traumatic brain injury