| BDNF | Brain-derived neurotrophic factor |
| CNS | Central nervous system |
| COPD | Chronic obstructive pulmonary disease |
| FiO2 | Fraction of inspired oxygen |
| NH | Normobaric hypoxia |
| NOR | Normoxia |
| ηp2 | Partial eta squared |
| O2 | Oxygen |
| paO2 | Arterial oxygen Partial pressure |
| PVC | Peripheral venous catheter |
| rmANOVA | Analyses of variance with repeated measurements |
| SpO2 | Peripheral oxygen saturation |