Table 1.
Demographic and clinical data for severely injured patients with severe TBI treated before hospitalization with low- or high-volume fluid replacement therapy (169 patients per group)
| Patient characteristics | Values for low- and high-volume groups | |||
|---|---|---|---|---|
| Low volume (0-1000 ml) |
High volume (≥1501 ml) |
Group mean (all patients) |
p-values | |
| Patients (n) | 169 | 169 | 338 | |
| Age, years | ||||
| 16-54 (%) | 76.9 | 76.9 | 76.9 | 1 |
| 55-69 (%) | 8.3 | 8.3 | 8.3 | 1 |
| ≥ 70 (%) | 14.8 | 14.8 | 14.8 | 1 |
| Male (%) | 82.2 | 82.2 | 82.2 | 0.99 |
| Glasgow Coma Scale ≤ 8 (%) | 70.1 | 78.0 | 74.1 | 0.10 |
| Glasgow Coma Scale | 6.6 ± 4.2 | 5.8 ± 3.8 | 6.2 ± 4.0 | 0.11 |
| Injury Severity Score | 41.4 ± 13.7 | 42.3 ± 13.6 | 41.8 ± 13.6 | 0.37 |
| New Injury Severity Score | 51.1 ± 14.8 | 51.9 ± 14.4 | 51.5 ± 14.6 | 0.64 |
| Blunt trauma (%) | 97.6 | 97.6 | 97.6 | 0.99 |
| Cause of injury: | ||||
| Traffic accident, automobile (%) | 33.1 | 36.8 | 34.9 | 0.16 |
| Traffic accident, motorbike (%) | 13.6 | 15.3 | 14.5 | 0.16 |
| Traffic accident, bicycle (%) | 6.5 | 9.2 | 7.8 | 0.16 |
| Traffic accident, pedestrian (%) | 15.4 | 16.0 | 15.7 | 0.16 |
| Fall ≥ 3 m (%) | 20.1 | 16.0 | 18.1 | 0.16 |
| Fall < 3 m (%) | 7.1 | 1.2 | 4.2 | 0.16 |
| Other accidents (%) | 4.1 | 5.5 | 4.8 | 0.16 |
| Traffic accident (%) | 69.8 | 77.9 | 73.8 | 0.10 |
| AIS head: | ||||
| 3 (%) | 1.2 | 1.2 | 1.2 | 1 |
| 4 (%) | 18.3 | 18.3 | 18.3 | 1 |
| 5 (%) | 71.6 | 71.0 | 71.3 | 0.99 |
| 6 (%) | 8.9 | 9.5 | 9.2 | 0.99 |
| AIS thorax ≥ 2 (%) | 74.0 | 74.0 | 74.0 | 1 |
| AIS abdomen ≥ 2 (%) | 14.8 | 14.8 | 14.8 | 1 |
| AIS extremities, including pelvis ≥ 2 (%) | 72.2 | 72.2 | 72.2 | 1 |
Values are the mean, standard deviation (SD) or % of the group. AIS Abbreviated Injury Scale, TBI Traumatic Brain Injury