Table 1.
Arterialized capillary blood gases in subjects taking benzolamide or placebo on arrival at 5340 m (Everest base camp)
| Subject | PaCO2 | PaO2 | |
|---|---|---|---|
| Units | pHa | mmHg | mmHg |
| Benzolamide | |||
| 42 | 7.404 | 24.3 | 44.8 |
| 5 | 7.411 | 22.8 | 44.3 |
| 28 | 7.409 | 23.5 | 46.1 |
| Mean | 7.408a | 23.6a | 45.1 |
| SD | 0.004 | 0.8 | 0.9 |
| SEM | 0.002 | 0.5 | 0.5 |
| Placebo | |||
| 1 | 7.447 | 26.7 | 46.4 |
| 7 | 7.41 | 29.6 | 41.3 |
| 26 | 7.433 | 32 | 41.6 |
| 37 | 7.463 | 25.1 | 41.6 |
| 53 | 7.435 | 25.7 | 46.1 |
| 67 | 7.464 | 24.3 | 47.6 |
| 69 | 7.466 | 26 | 42.1 |
| 63 | 7.419 | 26.9 | 42.7 |
| Mean | 7.442 | 27 | 43.6 |
| SD | 0.021 | 2.6 | 2.6 |
| SEM | 0.008 | 0.9 | 0.9 |
a
P < 0.01 compared to placebo.