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Table 1 Cardiorespiratory variables at exhaustion during incremental ramp exercise test

From: Hypoxic-induced resting ventilatory and circulatory responses under multistep hypoxia is related to decline in peak aerobic capacity in hypoxia

 

Normoxia

Hypoxia

P value

\(\dot{\mathrm V}\)O2, ml/min/kg

49.9±10.4

38.8±7.2

< 0.001

\(\dot{\mathrm V}\)CO2, ml/min/kg

52.4±10.2

42.1±7.5

< 0.001

\(\dot{\mathrm V}\)E, L/min

112.9±17.9

116.8±14.4

0.153

RER

1.05±0.06

1.09±0.09

0.258

HR, bpm

185±3

189±4

0.089

  1. Values are mean ± standard deviation (SD). \(\dot{\mathrm V}\)O2, pulmonary oxygen uptake; \(\dot{\mathrm V}\)CO2, carbon dioxide output; \(\dot{\mathrm V}\)E, pulmonary ventilation; RER, respiratory gas exchange ratio; HR, heart rate; bpm, beats per minute