Table 1.
Baseline characteristics.
| HBOT group | Control group | P-value | |
|---|---|---|---|
| N | 15 | 10 | |
| Age | 11.99 ± 2.32 | 11.00 ± 2.32 | 0.308 |
| Adolescents | 7 (46.7) | 3 (30.0) | 0.678 |
| Gender | 12 (80.0) | 8 (80.0) | 1.000 |
| Number of siblings | 3.40 ± 2.75 | 3.00 ± 0.94 | 0.663 |
| Age at injury | 7.10 ± 3.52 | 6.15 ± 2.70 | 0.477 |
| Time after injury | 4.89 ± 2.23 | 4.85 ± 1.78 | 0.965 |
| Mechanism of injury | |||
| Motor vehicle collision | 2 (13.3) | 4 (40.0) | 0.175 |
| Bicycle accident | 2 (13.3) | 1 (10.0) | 1.000 |
| Fall | 8 (53.3) | 4 (40.0) | 0.688 |
| Struck by object/ blow | 3 (20.0) | 1 (10.0) | 0.626 |
| Arrival by EMS | 12 (80.0) | 7 (70.0) | 0.653 |
| Skull fractures | 5 (33.3) | 1 (10.0) | 0.345 |
| Abnormal imaging finding | 5 (33.3) | 4 (40.0) | 1.000 |
| Hospitalization | 7 (46.7) | 5 (50.0) | 1.000 |
| Symptoms | |||
| LOC | 5 (33.3) | 2 (20.0) | 0.659 |
| Amnesia | 3 (20.0) | 3 (30.0) | 0.653 |
| Vomiting | 6 (40.0) | 3 (30.0) | 0.691 |
| Severity score | |||
| Mild | 11 (73.3) | 7 (70.0) | 1.000 |
| Moderate | 2 (13.3) | 3 (30.0) | 0.358 |
| Severe | 2 (13.3) | 0 (0.0) | 0.500 |
| Presence of persistent post-concussion symptoms | |||
| Learning difficulties | 15 (100.0) | 8 (80.0) | 0.150 |
| Poor concentration | 14 (93.3) | 8 (80.0) | 0.543 |
| Social difficulties | 5 (33.3) | 6 (60.0) | 0.241 |
| Forgetfulness/memory | 8 (53.3) | 7 (70.0) | 0.678 |
| Chronic headache | 7 (46.7) | 3 (30.0) | 0.678 |
| Depression/ anxiety | 7 (46.7) | 6 (60.0) | 0.688 |
| Current ADHD medications | 4 (26.7) | 3 (30.0) | 1.000 |
Data presented as n (%); continuous data, mean ± SD.