Table 3.
Hypoxia intervention parameters
| Study ID | Hypoxia Delivery Method | FiO2 Level (%) | Simulated Altitude (m) | Session Duration (min) | Sessions/Week | Total Hypoxia Exposure | Hypoxia Monitoring |
|---|---|---|---|---|---|---|---|
| 2018 | Normobaric hypoxia chambers (CAT 310, Louisville, CO) | 17.2 ± 0.3% | 2500 m | IHT: 41.5 min average, RSH: 29.6 min average | 3 | IHT: 24.9 h, RSH: 17.8 h | Electronic device (HANDI+; Maxtec) |
| Camacho-Cardenosa 2020 | Normobaric hypoxic chambers | 17.2 | NR | 42 min | 3 | 25.2 h | SpO2 |
| Chacaroun 2020 | Mask (nitrogen-enriched gas mixture) | 13 | 3,700 m | 45 min | 3 | 18 h | SpO2 target 80% |
| Gatterer 2015 | Normobaric hypoxic chambers | Exercise: 14.0 ± 0.2%, Rest: 12.2 ± 0.3% | Exercise: 3500 m, Rest: 4500 m | 180 min (90 min exercise + 90 min rest) | 2 | 156 h | NR |
| Ghaith 2022 | Mask (nitrogen-enriched gas mixture) | 0.12 | 4200 m | 90 min | 3 | 36 h | SpO2 target 80 ± 2% |
| Jiao 2024 | Normobaric hypoxic chambers | 15 | 2700 m | 60 min | 5 | 20 h | Electronic device |
| Kong 2014 | Normobaric hypoxic chambers | 16.4–14.5% | 2000–3000 m | 120 min | 3.5 | 28 h | Pulse oximeter |
| Mai 2019 | Normobaric hypoxic chambers | 15 | 2500 m | 60 min | 3 | 18 h | SpO2 |
| Morishima 2014 | Normobaric hypoxia chamber | 15 | 3000 m | 60 min | 3 | 12 h | Not specified |
| Park 2019 | Normobaric hypoxia chamber | 14 | 3,000 m | 90–120 min | 3 | 54–72 h | Not specified |