|
General and intracranial characteristics of patients and healthy volunteers. |
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| Characteristics |
Brain-injured patients |
Healthy volunteers |
P value |
|
|
|||
| Number of patients |
38 |
36 |
- |
| Number of scans |
45 |
36 |
- |
| Age (years) |
35 ± 14 |
32 ± 8 |
0.37 |
| Weight (kg) |
86 ± 14 |
75 ± 10 |
0.0003 |
| Sex (% male) |
80% |
75% |
0.82 |
| Overall ICU length of stay (days) |
17 ± 9 |
- |
- |
| SAPS II score |
21 ± 6 |
- |
- |
| Injury Severity Score (median [range]) |
25 (9–50) |
- |
- |
| Glasgow Coma Score (median [range]) |
7 (3–8) |
- |
- |
| Intracranial pressure (mmHg; [range]) |
18.7 ± 5.6 (7–34) |
- |
- |
| Optic nerve sheath diameter (mm) |
5.72 ± 0.71 |
5.08 ± 0.52 |
0.0001 |
| Optic nerve diameter (mm) |
2.65 ± 0.28 |
2.70 ± 0.23 |
0.26 |
| Head CT scan (Marshall's category; % of patients) |
|||
| DI category I |
0% |
- |
- |
| DI category II |
55% |
- |
- |
| DI category III |
3% |
- |
- |
| DI category IV |
0% |
- |
- |
| EML |
39% |
- |
- |
| NEML |
3% |
- |
- |
|
Unless otherwise stated, values are expressed as mean ± standard deviation. DI, diffuse injury; EML, evacuated mass lesion; ICU, intensive care unit; NEML, nonevacuated mass lesion; SAPS, Simplified Acute Physiology Score. | |||
Geeraerts et al. Critical Care 2008 12:R114 doi:10.1186/cc7006 |
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