Table 2. Modelling parameters. Parameter Absolute VO2 Gain Men Boys Men Boys Baseline (L·min-1) 1.22 (0.04) 0.40 (0.04) * N/A N/A Amplitude (L·min-1) 2.17 (0.21) 2.33 (0.08) 13.9 (1.4) 35.7 (2.23) * Time constant (s) 17.6 (1.0) 10.8 (1.5) * 39.0 (5.2) 80.4 (5.4) * * Significantly different to adult data (p < 0.05).