Table 4.
Clinical Characteristics by Sleep Wake Disturbance Group among Traumatic Brain Injury Patients
| TBI patient characteristics | NoSWD N=19 (48%) |
+SWD N=21 (52%) |
Pvalue |
|---|---|---|---|
| Admission GCS median (IQR) | 12 (7.5,15) | 12 (9,15) | .83 |
| Severity of TBI | .86 | ||
| Mild Complicated | 8 (42%) | 10 (48%) | |
| Moderate | 5 (26%) | 6 (29%) | |
| Severe | 6 (32%) | 5 (24%) | |
| Age in years | 9.8 (6.2,12.9) | 10.1 (8, 13) | .31 |
| Pre-admission chronic condition | 1 (5%) | 11 (52%) | .001 |
| Any critical care intervention | 13 (68%) | 9 (43%) | .11 |
| Male gender | 11 (58%) | 17 (81%) | .11 |
| Mechanism | .26 | ||
| Motor vehicle occupant | 5 (15%) | 3 (7%) | |
| All-Terrain Vehicle | 1 (3%) | 1 (2%) | |
| Fall | 7 (21%) | 6 (14%) | |
| Auto-pedestrian or Auto-bicycle | 1 (3%) | 6 (14%) | |
| Bicycle or Scooter | 3 (9%) | 5 (11%) | |
| Penetrating | 2 (6%) | 0 | |
| Other traumatic injuries | 12 (63%) | 12 (57%) | .70 |
| Type of injurya | |||
| Skull fracture | 7 (37%) | 14 (66%) | .06 |
| Subdural | 5 (26%) | 7 (33%) | .63 |
| Epidural | 2 (11%) | 3 (14%) | .72 |
| Subarachnoid | 8 (42%) | 8 (38%) | .8 |
| Contusion | 10 (53%) | 12 (57%) | .78 |
| Diffuse axonal injury | 3 (16%) | 4 (19%) | .79 |
| Location of brain injurya | |||
| Frontal | 9 (47%) | 11 (52%) | .75 |
| Parietal | 8 (42%) | 10 (48%) | .73 |
| Temporal | 6 (32%) | 6 (29%) | .84 |
| Occipital | 5 (26%) | 8 (38%) | .43 |
| Loss of Consciousness | 10 (53%) | 12 (57%) | .16 |
| Other non-brain injuries | 12 (63%) | 12 (57%) | .7 |
| Inpatient rehabilitation discharge | 2 (11%) | 3 (14%) | .72 |
| Clinic Functional Status Scale, Median (IQR) | 6 (6,6) | 6 (6,6) | >.99 |
TBI: Traumatic Brain Injury; GCS: Glasgow Coma Scale; IQR: Interquartile Range
a:
multiple responses possible in a single patient
Mann Whitney U tests were used for continuous variables and chi-square tests for categorical variables