Mean (SD) Sao2 and Petco2 for laboratory values and Himalayan locations
| Location | Sao2 (%) | Petco2 (mm Hg) |
|---|---|---|
| Sao2, Saturated oxygen; Petco2, end tidal CO2 tension. | ||
| Laboratory sea level | 97.5 (1.2) | 39.9 (3.0) |
| Simulated 3450 m (13.6% O2) | 92.4 (2.2) | 37.4 (1.8) |
| Simulated 4200 m (12.3% O2) | 86.2 (3.9) | 37.1 (2.9) |
| Simulated 4850 m (11.2% O2) | 81.2 (4.6) | 36.4 (2.1) |
| Kathmandu 1300 m | 97.1 (1.5) | 37.5 (2.4) |
| Namche Bazaar 3450 m (day 3) | 90.5 (2.6) | 32.4 (2.9) |
| Dingboche 4320 m (day 6) | 85.1 (3.0) | 27.5 (2.9) |
| Lobuche 4928 m (day 9) | 82.3 (4.8) | – |
| Gokyo 4791 m (day 13) | 85.1 (4.0) | – |
| Namche Bazaar 3450 m (day 15) | 92.2 (1.4) | 28.6 (3.0) |