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Table 4 Cardiovascular, metabolic, thermoregulatory and subjective data upon termination of each hypoxic stress test

From: The impact of submaximal exercise during heat and/or hypoxia on the cardiovascular and monocyte HSP72 responses to subsequent (post 24 h) exercise in hypoxia

  HST NORM HST HEAT HST HYP HST COM
Cardiovascular     
 HR (beats · min-1) 150 ± 16 146 ± 16 150 ± 13 145 ± 17
 SpO2 (%) 83 ± 2 82 ± 2 83 ± 2 82 ± 2
 Cardiac output (L · min-1) 16.9 ± 2.7 15.9 ± 2.6 16.1 ± 2.6 16.0 ± 2.8
 Stroke volume (mL · beat-1) 117 ± 31 110 ± 22 111 ± 27 113 ± 26
a v ¯ O 2 difference (mL · L-1) 11.1 ± 0.9 11.1 ± 1.4 11.1 ± 1.2 11.0 ± 0.9
 Plasma volume (% change) 1.8 ± 7.6 8.3 ± 7.7 2.1 ± 4.7 3.1 ± 6.4
Metabolic     
 VO2 (L · min-1) 1.89 ± 0.41 1.77 ± 0.41 1.79 ± 0.32 1.75 ± 0.42
 VCO2 (L · min-1) 1.85 ± 0.33 1.70 ± 0.32 1.73 ± 0.31 1.66 ± 0.3
 RER 0.99 ± 0.10 0.97 ± 0.10 0.98 ± 0.10 0.95 ± 0.10
V E STPD (L · min-1) 50.3 ± 11.3 46.0 ± 13.1 47.3 ± 8.8 42.1 ± 8.4
V E BTPS (L · min-1) 59.6 ± 9.7 56.0 ± 16.0 57.9 ± 11.0 51.4 ± 10.0
Thermoregulatory     
T core (°C) 37.9 ± 0.2 37.7 ± 0.5 37.9 ± 0.2 37.7 ± 0.3
T skin (°C) 32.1 ± 1.5 32.1 ± 1.1 32.1 ± 1.5 32.5 ± 1.8
T body (°C) 36.7 ± 0.3 36.5 ± 0.4 36.8 ± 0.3 36.7 ± 0.5
 PSI (AU) 5.1 ± 0.8 4.6 ± 1.4 5.0 ± 0.9 4.6 ± 0.9
Perceptual     
 RPE (AU) 15 ± 3 15 ± 2 14 ± 2 14 ± 1
 TS (AU) 6 ± 1 5 ± 1 5 ± 1 5 ± 1