Cardiopulmonary parameters (mean±SD) during maximum test for the three age categories
| Age categories | |||
|---|---|---|---|
| Variables | U15 (n = 12) | U18 (n = 15) | U23 (n = 12) |
| *p<0.05, **p<0.01, ***p<0.001 significantly different from U15. | |||
| HRmax, maximum heart rate; O2Pmax, maximum oxygen pulse; Vo2max, maximum oxygen consumption. | |||
| HRmax (beats min−1) | 195.9±8.7 | 188.0±5.1* | 187.7±7.2* |
| Vo2max (ml kg−1 min−1) | 51.9±3.9 | 53.5±5.5 | 51.2±4.5 |
| Vo2max (l min−1) | 2.5±0.3 | 3.1±0.5** | 3.2±0.5** |
| O2Pmax (ml beat−1) | 13.3±1.7 | 16.9±2.5*** | 17.2±2.2*** |