490m | 2590m | ||||
Rest | End | Rest | End | ||
Exercise duration,sec | 471[230;734] | 205[135;309]¶ | |||
VO2,l/min | 0.3±0.1 | 1.1±0.5* | 0.3±0.1 | 0.9±0.4*¶ | |
VE,l/min | 13±3 | 43±15* | 14±3‡ | 47±16*¶ | |
Heart Rate,1/min | 79±10 | 119±16* | 83±11‡ | 119±15* | |
pH | 7.42±0.03 | 7.37±0.09* | 7.44±0.03‡ | 7.41±0.05*¶ | |
pCO2,kPa | 5.5±0.6 | 5.7±0.9 | 5.0±0.5‡ | 4.8±0.7*¶ | |
pO2,kPa | 9.0±1.3 | 7.5±1.3* | 7.0±1.1‡ | 6.0±1.0*¶ | |
Means±SD and median[quartiles];*p<0.01 vs. Rest at corresponding altitude;‡p<0.05 vs. Rest 490m;¶p<0.05 vs. End 490m;VO2=Oxygen uptake;VE=Minute ventilation |