|
Case mix, outcome and activity of admissions following traumatic brain injury by type of unit |
|
| Measures of case mix, outcome and activity |
n (percent), mean (SD) or median (IQR) |
|
|
|
| Number of admissions, n (percent of database) |
11,021 (3.0) |
| Age (years), mean (SD) |
44.0 (19.9) |
| Reason for admission, n (percent) |
|
| Primary brain injury |
6,400 (58.1) |
| Subdural haematoma |
3,631 (32.9) |
| Extradural haematoma |
990 (9.0) |
| Admission following emergency surgery, n (percent) |
2,233 (20.3) |
| First 24 h GCSa, mean (SD) |
7.3 (4.5) |
| Pre-sedation GCSb, mean (SD) |
6.8 (3.6) |
| APACHE II scorec, mean (SD) |
14.3 (7.4) |
| Mortality, deaths (percent) |
|
| ICU |
2,534 (23.0) |
| Hospitald |
3,453 (33.5) |
| Length of stay (days), median (IQR) |
|
| ICU |
|
| Survivors |
3.2 (1.1–8.1) |
| Non-survivors |
1.6 (0.7–4.0) |
| Hospitald |
|
| Survivors |
24 (10–51) |
| Non-survivors |
3 (1–9) |
|
aAdmissions not sedated for the entire first 24 h. bAdmissions sedated for the entire first 24 h. cExcluding admissions staying <eight hours in the ICU. dExcluding readmissions within the same hospital stay. APACHE, Acute Physiology And Chronic Health Evaluation; GCS, Glasgow Coma Score; ICU, intensive care unit; IQR, interquartile range; SD, standard deviation. | |
Hyam et al. Critical Care 2006 10(Suppl 2):S2 doi:10.1186/cc5066 |
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