Table 1.
Baseline demographics and clinical characteristics
| Characteristic | Value |
|---|---|
| Age (years) | 36 ± 15 |
| Serum creatinine (mg/dl) | 1 ± 0.4 |
| Serum sodium (mEq/l) | 139 ± 7 |
| Baseline intracranial pressure (mmHg) | 19 ± 11.5 |
| Glasgow Coma Scale | 7 (4 to 7) |
| Injury Severity Score | 34 (25 to 41) |
| Male sex | 65 (80%) |
| Caucasian | 54 (67%) |
| Mechanism of injury | |
| Blunt trauma | 77 (95%) |
| Penetrating trauma | 4 (5%) |
| Traumatic brain injury cause | |
| Motor vehicle collision | 47 (58%) |
| Fall | 17 (21%) |
| Assault | 6 (7%) |
| Pedestrian struck | 6 (7%) |
| Gunshot wound | 5 (6%) |
| Isolated traumatic brain injury | 30 (37%) |
| Reactive pupils | 52 (64%) |
| Midline shift | 38 (47%) |
| Craniotomy/craniectomy | 46 (58%) |
| Ventriculostomy | 31 (38%) |
| In-hospital mortality | 33 (41%) |
| Length of stay (days) | |
| ICU | 20 ± 17 |
| Hospital | 23 ± 21 |
| Duration of mechanical ventilation (days) | 13 ± 10 |
Data presented as mean ± standard deviation, median (interquartile range), or number (%) of patients. n = 81.