Table 3.

Resting and at peak exercise physiological characteristics of subjects according to

$$\dot{\mathit{V}}{\mathit{E}}_{\mathit{peak}}\mathbf{values}$$

	Hi-VE n = 45	Lo-VE n = 45	p
MEV [km/h]	18.9 ± 0.9	18.1 ± 1.2	0.0008
$$\dot{\mathbf{V}}{\mathbf{E}}_{\mathbf{peak}}\left[\mathbf{L}/\mathbf{min}\right]$$	166.3 ± 10.4	137.1 ± 14.8	0.0000
(V d /V t ) peak	0.09 ± 0.03	0.10 ± 0.03	0.0741
RR peak [breaths/min]	53.8 ± 5.1	52.7 ± 4.6	0.2617
Vt peak [L/min]	3.11 ± 0.31	2.62 ± 0.34	0.0000
HR peak [b/min]	185.8 ± 8.9	186.1 ± 10.0	0.8946
$$\dot{\mathbf{V}}{\mathbf{O}}_{2\mathbf{peak}}/\mathbf{H}{\mathbf{R}}_{\mathbf{peak}}\left[\mathbf{mL}/\mathbf{min}/\mathbf{bb}\right]$$	28.3 ± 4.0	25.4 ± 3.8	0.0004
$$\dot{\mathbf{V}}{\mathbf{O}}_{2\mathbf{peak}}\left[\mathbf{mL}/\mathbf{min}/\mathbf{Kg}\right]$$	65.7 ± 4.4	60.8 ± 5.3	0.0000
BRR[L]	34.5 ± 18.0	49.3 ± 20.8	0.0006
BRR%	83.4 ± 7.8	74.6 ± 8.7	0.0000
$$\mathbf{R}{\mathbf{R}}_{\mathbf{peak}}\left[\dot{\mathit{V}}\mathit{C}{\mathit{O}}_2/\dot{\mathit{V}}{\mathit{O}}_2\right]$$	1.08 ± 0.17	1.10 ± 0.10	0.4576
MVV[L/min]	208.0 ± 18.0	194.2 ± 22.9	0.0020
FEV 1 [L]	5.2 ± 0.4	4.8 ± 0.6	0.0021

Values are shown as mean ± SD. Abbreviations as reported in the text.