Table 4. Comparison of cardiorespiratory fitness-related variables at the recovery time points.
| Variable | 1 min | 3 min | 5 min | 10 min | 15 min | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Untrained | Trained | Untrained | Trained | Untrained | Trained | Untrained | Trained | Untrained | Trained | |
| VE (l/min) | 96.9 ± 9.7 | 78.0 ± 16.7* | 44.4 ± 3.4 | 43.4 ± 5.9 | 37.9 ± 4.3 | 31.6 ± 2.1* | 24.3 ± 3.8 | 23.0 ± 2.2 | 15.7 ± 1.5 | 14.7 ± 2.3 |
| VO2 (ml/min) | 2826.4 ± 533.2 | 2373.7 ± 171.2 | 972.0 ± 80.9 | 894.5 ± 119.8 | 811.4 ± 44.1 | 720.4 ± 31.8* | 671.1 ± 54.7 | 600.7 ± 34.9* | 520.0 ± 31.7 | 493.5 ± 76.3 |
| VO2max (ml/kg/min) | 39.7 ± 5.7 | 33.8 ± 16.7 | 14.0 ± 1.0 | 12.7 ± 1.7 | 12.1 ± 1.3 | 10.2 ± 1.4* | 10.0 ± 1.4 | 8.5 ± 0.5* | 7.3 ± 1.3 | 6.3 ± 1.1 |
| HR (bpm) | 159.5 ± 12.2 | 137.5 ± 17.5* | 110.5 ± 5.6 | 104.0 ± 4.0* | 102.5 ± 9.8 | 98.8 ± 4.9 | 94.2 ± 6.3 | 91.7 ± 4.6 | 83.0 ± 6.8 | 78.8 ± 5.4 |
| O2 pulse (ml/bpm) | 17.5 ± 2.1 | 16.6 ± 6.1 | 8.7 ± 0.6 | 8.5 ± 0.8 | 7.9 ± 0.6 | 7.2 ± 0.3* | 7.1 ± 0.7 | 6.5 ± 0.2 | 6.3 ± 0.7 | 6.2 ± 1.1 |
VE, minute ventilation; VO2, oxygen uptake; VO2max, maximal oxygen uptake; HR, heart rate; O2 pulse, VO2 / HR; *Significant difference between groups (p<0.05)