Demographic and clinical characteristics of 76 patients with severe traumatic brain injury admitted between 1996 and 1999
| Variable | Data |
|---|---|
| Mean age (SD) | 35.4 (14.0) |
| Men/women, n | 64/12 |
| Race (%) | |
| White, non-Hispanic | 54 |
| Black | 37 |
| Hispanic | 3 |
| Other | 6 |
| Median Glasgow Coma score on admit (range) | 6 (3–14) |
| Mean Injury Severity score (SEM) | 27.1 (10.7) |
| Mean length of stay (SD) | 43.3 (52.2) |
| Hyperthermic in first 6 hours (%) | 68.4 |
| Hypothermic in first 6 hours (%) | 39.5 |
| Type of brain injury (% yes) | |
| Subdural haematoma | 56.6 |
| Epidural haematoma | 18.4 |
| Subarachnoid haemorrhage | 39.5 |
| Contusion | 63.2 |
| Laceration | 2.6 |
| Diffuse axonal injury | 7.9 |
| Skull fracture | 35.5 |
| Side of primary injury involved (%) | |
| Left only | 35.3 |
| Right only | 23.5 |
| Bilateral | 41.2 |
| Area of brain injured (% yes) | |
| Frontal | 52.6 |
| Temporal | 59.2 |
| Parietal | 42.1 |
| Occipital | 15.8 |
| Cerebellum | 7.9 |
| Brain stem | 6.6 |
| Evidence of HP pathology; n, (%) | 11 (14.5) |