Cognitive indices pre-HBOT and post-HBOT of the entire study cohort
| Baseline | Post-HBOT | Mean change | P values | |
| General | 88.3±15.2 | 92.9±14.2 | 4.6±8.5 | <0.0001 |
| Memory | 81.7±23.2 | 89.9±21.9 | 8.1±16.9 | <0.0001 |
| Executive functions | 88.3±16.6 | 94.2±15.1 | 5.9±12.0 | <0.0001 |
| Attention | 84.3±20.5 | 91.1±18.4 | 6.8±16.5 | <0.0001 |
| IPS | 87.5±17.0 | 92.4±15.7 | 4.9±13.1 | <0.0001 |
| VSP | 95.0±18.0 | 98.5±18.0 | 3.4±14.6 | =0.005 |
| Motor skills | 92.3±17.3 | 96.2±14.5 | 3.9±11.7 | <0.0001 |
HBOT, hyperbaric oxygen therapy; IPS, information processing speed; VSP, visual spatial processing.