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. 1998;1(1):13–17. doi: 10.1298/jjpta.1.13

Table 1. Comparison of oxygen uptake (Inline graphic), heart rate (HR), oxygen pulse, tidal volume (TV), respiratory rate (RR) and minute ventilation (Inline graphic) measured at anaerobic threshold (AT) and at peak exercise (n=7).

Supine Sitting
Inline graphic at AT (ml/kg/min) 17.4 ± 2.8 20.8 ± 3.9*
HR at AT (bpm) 113.6 ± 9.1 120.1 ± 6.3
Oxygen pulse at AT (ml/beat) 10.1 ± 0.7 11.4 ± 1.5*
TV at AT (ml) 1362.7 ± 165.3 1204.6 ± 164.7*
RR at AT (bpm) 25.3 ± 3.4 25.3 ± 5.4
Inline graphic at AT (l/min) 34.3 ± 5.2 29.7 ± 2.8
Peak Inline graphic (ml/kg/min) 32.6 ± 3.8 35.5 ± 3.2*
Peak HR (bpm) 155.7 ± 17.2 162.0 ± 11.8
Peak oxygen pulse (ml/beat) 14.0 ± 1.6 14.6 ± 1.7*
maximum TV (ml) 2042.4 ± 324.6 1933.9 ± 240.6
maximum RR (bpm) 37.2 ± 7.2 37.4 ± 7.6
maximum Inline graphic (l/min) 74.2 ± 7.7 71.3 ± 10.6

Values are reported as mean ± SD.

*

p<0.05 sitting vs supine.